SEC Info℠  
    Home      Search      My Interests      Help      Sign In      Please Sign In

Unitedhealth Group Inc – ‘10-K’ for 12/31/10 – ‘XML.R79’

On:  Thursday, 2/10/11, at 4:04pm ET   ·   For:  12/31/10   ·   Accession #:  1193125-11-30615   ·   File #:  1-10864

Previous ‘10-K’:  ‘10-K’ on 2/10/10 for 12/31/09   ·   Next:  ‘10-K’ on 2/9/12 for 12/31/11   ·   Latest:  ‘10-K’ on 2/28/24 for 12/31/23   ·   2 References:   

Find Words in Filings emoji
 		  in    Show  and   ↓Hints

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/10/11  Unitedhealth Group Inc            10-K       12/31/10  114:19M                                    Donnelley … Solutions/FA

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.46M 
 2: EX-10.12    Form of Agreement for Deferred Stock Unit Award     HTML     49K 
 3: EX-10.13    Form of Agreement for Deferred Stock Unit Award     HTML     47K 
 4: EX-10.33    Amendment to Employment Agreement                   HTML     83K 
 6: EX-21.1     Subsidiaries of the Company                         HTML    164K 
 7: EX-23.1     Consent of Independent Registered Public            HTML     35K 
                Accounting Firm                                                  
 8: EX-24.1     Power of Attorney                                   HTML     42K 
 5: EX-12.1     Computation of Ratio of Earnings to Fixed Charges   HTML     49K 
 9: EX-31.1     Certification Pursuant to Section 302 of the        HTML     49K 
                Sarbanes-Oxley Act of 2002                                       
10: EX-32.1     Certification Pursuant to Section 906 of the        HTML     38K 
                Sarbanes-Oxley Act of 2002                                       
87: XML         IDEA XML File -- Definitions and References          XML    314K 
103: XML         IDEA XML File -- Filing Summary                      XML    384K  
98: XML.R1      Document and Entity Information                      XML    226K 
99: XML.R2      Consolidated Balance Sheets                          XML    396K 
53: XML.R3      Consolidated Balance Sheets (Parenthetical)          XML    175K 
62: XML.R4      Consolidated Statements of Operations                XML    342K 
85: XML.R5      Consolidated Statements of Changes in                XML    754K 
                Shareholders' Equity                                             
80: XML.R6      Consolidated Statements of Changes in                XML     98K 
                Shareholders' Equity (Parenthetical)                             
109: XML.R7      Consolidated Statements of Cash Flows                XML    564K  
28: XML.R8      Description of Business                              XML     60K 
79: XML.R9      Basis of Presentation, Use of Estimates and          XML    114K 
                Significant Accounting Policies                                  
24: XML.R10     Investments                                          XML    262K 
23: XML.R11     Fair Value                                           XML    195K 
52: XML.R12     Property, Equipment and Capitalized Software         XML     75K 
92: XML.R13     Goodwill and Other Intangible Assets                 XML    127K 
54: XML.R14     Medical Costs and Medical Costs Payable              XML     82K 
58: XML.R15     Commercial Paper and Long-Term Debt                  XML    159K 
74: XML.R16     Income Taxes                                         XML    140K 
114: XML.R17     Shareholders' Equity                                 XML     73K  
45: XML.R18     Share-Based Compensation                             XML    110K 
17: XML.R19     Aarp                                                 XML    136K 
61: XML.R20     Commitments and Contingencies                        XML     86K 
90: XML.R21     Segment Financial Information                        XML    218K 
35: XML.R22     Quarterly Financial Data                             XML     89K 
86: XML.R23     Schedule I                                           XML    172K 
59: XML.R24     Basis of Presentation, Use of Estimates and          XML    243K 
                Significant Accounting Policies (Policy)                         
108: XML.R25     Fair Value (Policy)                                  XML     65K  
94: XML.R26     Commercial Paper and Long-Term Debt (Policy)         XML     59K 
65: XML.R27     Aarp (Policy)                                        XML     63K 
75: XML.R28     Basis of Presentation, Use of Estimates and          XML     76K 
                Significant Accounting Policies (Tables)                         
22: XML.R29     Investments (Tables)                                 XML    297K 
26: XML.R30     Fair Value (Tables)                                  XML    194K 
38: XML.R31     Property, Equipment and Capitalized Software         XML     73K 
                (Tables)                                                         
48: XML.R32     Goodwill and Other Intangible Assets (Tables)        XML    144K 
73: XML.R33     Medical Costs and Medical Costs Payable (Tables)     XML     79K 
93: XML.R34     Commercial Paper and Long-Term Debt (Tables)         XML    171K 
20: XML.R35     Income Taxes (Tables)                                XML    155K 
29: XML.R36     Shareholders' Equity (Tables)                        XML     57K 
100: XML.R37     Share-Based Compensation (Tables)                    XML    111K  
107: XML.R38     Aarp (Tables)                                        XML    137K  
66: XML.R39     Commitments and Contingencies (Tables)               XML     64K 
111: XML.R40     Segment Financial Information (Tables)               XML    213K  
30: XML.R41     Quarterly Financial Data (Tables)                    XML     87K 
113: XML.R42     Schedule I (Tables)                                  XML    170K  
40: XML.R43     Basis of Presentation, Use of Estimates and          XML    230K 
                Significant Accounting Policies (Narrative)                      
                (Details)                                                        
18: XML.R44     Basis of Presentation, Use of Estimates and          XML    157K 
                Significant Accounting Policies (Consolidated                    
                Balance Sheet) (Details)                                         
39: XML.R45     Basis of Presentation, Use of Estimates and          XML    146K 
                Significant Accounting Policies (Useful Lives for                
                Property, Equipment and Capitalized Software)                    
                (Details)                                                        
89: XML.R46     Investments (Narrative) (Details)                    XML    185K 
106: XML.R47     Investments (Short-term and Long-term Investments)   XML    881K  
                (Details)                                                        
56: XML.R48     Investments (Fair Value of the Company's             XML    840K 
                Mortgage-backed Securities by Credit Rating and                  
                Non-U.S. Agency Mortgage-backed Securities by                    
                Origination) (Details)                                           
42: XML.R49     Investments (Amortized Cost and Fair Value of        XML    176K 
                Available-for-sale Debt Securities by Contractual                
                Maturity) (Details)                                              
71: XML.R50     Investments (Amortized Cost and Fair Value of        XML    124K 
                Held-to-maturity Debt Securities by Contractual                  
                Maturity) (Details)                                              
21: XML.R51     Investments (Fair Value of Available-for-sale        XML    620K 
                Investments with Gross Unrealized Losses by                      
                Investment Type and Length of Time that Individual               
                Securities Have Been in a Continuous Unrealized                  
                Loss Position) (Details)                                         
77: XML.R52     Investments (Mortgage Backed Securities in an        XML    306K 
                Unrealized Loss Position by Credit Rating)                       
                (Details)                                                        
43: XML.R53     Investments (Net Realized Gains (Losses), Before     XML    143K 
                Taxes) (Details)                                                 
27: XML.R54     Fair Value (Narrative) (Details)                     XML     91K 
105: XML.R55     Fair Value (Financial Assets and Liabilities,        XML   1.45M  
                Excluding AARP, Measured at Fair Value on a                      
                Recurring Basis) (Details)                                       
102: XML.R56     Fair Value (Reconciliation of Assets Measured at     XML    339K  
                Fair Value on a Recurring Basis Using Level 3                    
                Inputs) (Details)                                                
51: XML.R57     Fair Value (Summary of Fair Value and Carrying       XML    233K 
                Value for Certain Financial Instruments for Which                
                it is Practicable to Estimate Fair Value)                        
                (Details)                                                        
34: XML.R58     Property, Equipment and Capitalized Software         XML     97K 
                (Narrative) (Details)                                            
96: XML.R59     Property, Equipment and Capitalized Software         XML    155K 
                (Summary of Property, Equipment and Capitalized                  
                Software) (Details)                                              
25: XML.R60     Goodwill and Other Intangible Assets (Narrative)     XML     98K 
                (Details)                                                        
81: XML.R61     Goodwill and Other Intangible Assets (Changes in     XML    385K 
                Carrying Amount of Goodwill by Reporting Segment)                
                (Details)                                                        
78: XML.R62     Goodwill and Other Intangible Assets (Gross          XML    239K 
                Carrying Value, Accumulated Amortization and Net                 
                Carrying Value of Other Intangible Assets)                       
                (Details)                                                        
101: XML.R63     Goodwill and Other Intangible Assets (Finite-Lived   XML    207K  
                Intangible Assets Acquired in Business                           
                Combinations) (Details)                                          
97: XML.R64     Goodwill and Other Intangible Assets (Amortization   XML     87K 
                Expense Relating to Intangible Assets) (Details)                 
110: XML.R65     Medical Costs and Medical Costs Payable              XML     58K  
                (Narrative) (Details)                                            
32: XML.R66     Medical Costs and Medical Costs Payable (The         XML    179K 
                Components of the Change in Medical Costs Payable)               
                (Details)                                                        
50: XML.R67     Commercial Paper and Long-Term Debt (Narrative)      XML    820K 
                (Details)                                                        
69: XML.R68     Commercial Paper and Long-Term Debt (Commercial      XML   1.27M 
                Paper and Long-Term Debt) (Details)                              
60: XML.R69     Commercial Paper and Long-Term Debt (Maturities of   XML    110K 
                long-term debt) (Details)                                        
70: XML.R70     Commercial Paper and Long-Term Debt (Summary of      XML     97K 
                Location and Fair Value of Fair Value Hedges)                    
                (Details)                                                        
112: XML.R71     Commercial Paper and Long-Term Debt (Effect of       XML     73K  
                Changes in Fair Value of Fair Value Hedges)                      
                (Details)                                                        
33: XML.R72     Income Taxes (Narrative) (Details)                   XML    168K 
41: XML.R73     Income Taxes (Components of the provision for        XML    134K 
                income taxes) (Details)                                          
37: XML.R74     Income Taxes (Reconciliation of the tax provision    XML    237K 
                at the U.S. Federal Statutory Rate) (Details)                    
67: XML.R75     Income Taxes (Components of deferred income tax      XML    236K 
                assets and liabilities) (Details)                                
76: XML.R76     Income Taxes (Reconciliation of unrecognized tax     XML    128K 
                benefits) (Details)                                              
64: XML.R77     Shareholders' Equity (Narrative) (Details)           XML    282K 
57: XML.R78     Shareholders' Equity (Schedule of Company's          XML     86K 
                dividend payments) (Details)                                     
31: XML.R79     Share-Based Compensation (Narrative) (Details)       XML    513K 
19: XML.R80     Share-Based Compensation (Stock Option and SAR       XML    196K 
                Activity) (Details)                                              
68: XML.R81     Share-Based Compensation (Share-Based Compensation   XML    213K 
                Principal Fair Value Assumptions) (Details)                      
49: XML.R82     Share-Based Compensation (Restricted Share           XML    126K 
                Activity) (Details)                                              
63: XML.R83     Aarp (Narrative) (Details)                           XML    130K 
88: XML.R84     Aarp (AARP Program-related Assets and Liabilities)   XML    271K 
                (Details)                                                        
84: XML.R85     Aarp (AARP Program Financial Assets and              XML   1.80M 
                Liabilities Measured at Fair Value on a Recurring                
                Basis) (Details)                                                 
46: XML.R86     Commitments and Contingencies (Narrative)            XML    230K 
91: XML.R87     Commitments and Contingencies (Future Minimum        XML     95K 
                Annual Lease Payments, Net of Sublease Income,                   
                Under all Noncancelable Operating Leases)                        
                (Details)                                                        
82: XML.R88     Segment Financial Information (Narrative)            XML     85K 
                (Details)                                                        
36: XML.R89     Segment Financial Information (Details)              XML   2.99M 
55: XML.R90     Quarterly Financial Data (Quarterly Financial        XML    323K 
                Information) (Details)                                           
83: XML.R91     Schedule I (Condensed Balance Sheets) (Details)      XML    908K 
44: XML.R92     Schedule I (Condensed Statements of Operations)      XML    695K 
                (Details)                                                        
95: XML.R93     Schedule I (Condensed Statements of Cash Flows)      XML    560K 
                (Details)                                                        
47: XML.R94     Schedule I (Narrative) (Details)                     XML    123K 
104: EXCEL       IDEA Workbook of Financial Reports (.xls)            XLS   2.46M  
11: EX-101.INS  XBRL Instance -- unh-20101231                        XML   3.87M 
13: EX-101.CAL  XBRL Calculations -- unh-20101231_cal                XML    297K 
14: EX-101.DEF  XBRL Definitions -- unh-20101231_def                 XML    758K 
15: EX-101.LAB  XBRL Labels -- unh-20101231_lab                      XML   1.52M 
16: EX-101.PRE  XBRL Presentations -- unh-20101231_pre               XML   1.30M 
12: EX-101.SCH  XBRL Schema -- unh-20101231                          XSD    282K 
72: ZIP         XBRL Zipped Folder -- 0001193125-11-030615-xbrl      Zip    248K

‘XML.R79’   —   Share-Based Compensation (Narrative) (Details)

This Financial Report is an XBRL XML File.

                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<InstanceReport xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
<Version> 2.2.0.25 </Version>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<ReportLongName> 41101 - Disclosure - Share-Based Compensation (Narrative) (Details) </ReportLongName>
<DisplayLabelColumn> true </DisplayLabelColumn>
<ShowElementNames> false </ShowElementNames>
<RoundingOption> In Millions, except Per Share data, unless otherwise specified </RoundingOption>
<HasEmbeddedReports> false </HasEmbeddedReports>
<Columns>
<Column>
<Id> 1 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> 1/1/2010 - 12/31/2010 USD ($) USD ($) / shares </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2010_To_12_31_2010 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2010-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2010-12-31T00:00:00 </PeriodEndDate>
<Segments/>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit13 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> pure </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit1 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="12 Months Ended"/>
<Label Id="2" Label="Dec. 31, 2010"/>
</Labels>
</Column>
<Column>
<Id> 2 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> 1/1/2009 - 12/31/2009 USD ($) USD ($) / shares </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2009_To_12_31_20092 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2009-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2009-12-31T00:00:00 </PeriodEndDate>
<Segments/>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit13 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> pure </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit1 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="12 Months Ended"/>
<Label Id="2" Label="Dec. 31, 2009"/>
</Labels>
</Column>
<Column>
<Id> 3 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> 1/1/2008 - 12/31/2008 USD ($) USD ($) / shares </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2008_To_12_31_20082 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2008-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2008-12-31T00:00:00 </PeriodEndDate>
<Segments/>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit13 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> pure </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit1 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="12 Months Ended"/>
<Label Id="2" Label="Dec. 31, 2008"/>
</Labels>
</Column>
</Columns>
<Rows>
<Row>
<Id> 2 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> unh_WeightingOfHistoricalVolatility </ElementName>
<ElementPrefix> unh </ElementPrefix>
<IsBaseElement> false </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> Weighting of historical volatility </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> label </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0.9 </NumericAmount>
<RoundedNumericAmount> 0.9 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> us-types:percentItemType </ElementDataType>
<SimpleDataType> pure </SimpleDataType>
<ElementDefenition> Weighting of historical volatility </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Weighting of historical volatility </Label>
</Row>
<Row>
<Id> 3 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> unh_WeightingOfImpliedVolatility </ElementName>
<ElementPrefix> unh </ElementPrefix>
<IsBaseElement> false </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> Weighting of implied volatility </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> label </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0.1 </NumericAmount>
<RoundedNumericAmount> 0.1 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> us-types:percentItemType </ElementDataType>
<SimpleDataType> pure </SimpleDataType>
<ElementDefenition> Weighting of implied volatility </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Weighting of implied volatility </Label>
</Row>
<Row>
<Id> 4 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 32 </NumericAmount>
<RoundedNumericAmount> 32 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> EPS </Unit>
<ElementDataType> us-types:perShareItemType </ElementDataType>
<SimpleDataType> decimal </SimpleDataType>
<ElementDefenition> The weighted average fair value at grant for nonvested share-based awards issued during the period on other than stock option plans (for example, phantom stock plan, stock appreciation rights plan, performance target plan). </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(c) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(1) </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> true </IsEPS>
<Label> Weighted-average grant date fair value of restricted shares granted during the period </Label>
</Row>
<Row>
<Id> 5 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensation </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> debit </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 326000000 </NumericAmount>
<RoundedNumericAmount> 326 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 334000000 </NumericAmount>
<RoundedNumericAmount> 334 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 305000000 </NumericAmount>
<RoundedNumericAmount> 305 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Monetary </Unit>
<ElementDataType> xbrli:monetaryItemType </ElementDataType>
<SimpleDataType> monetary </SimpleDataType>
<ElementDefenition> The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock options, amortization of restricted stock, and adjustment for officers compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Share-based compensation expense </Label>
</Row>
<Row>
<Id> 6 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> unh_ShareBasedCompensationNetOfTax </ElementName>
<ElementPrefix> unh </ElementPrefix>
<IsBaseElement> false </IsBaseElement>
<BalanceType> debit </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> Share-based compensation expense, net of tax effects. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> terselabel </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 278000000 </NumericAmount>
<RoundedNumericAmount> 278 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 220000000 </NumericAmount>
<RoundedNumericAmount> 220 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 202000000 </NumericAmount>
<RoundedNumericAmount> 202 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Monetary </Unit>
<ElementDataType> xbrli:monetaryItemType </ElementDataType>
<SimpleDataType> monetary </SimpleDataType>
<ElementDefenition> Share-based compensation expense, net of tax effects. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Share-based compensation expense, net of tax effects </Label>
</Row>
<Row>
<Id> 7 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwards </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> debit </BalanceType>
<PeriodType> instant </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 449000000 </NumericAmount>
<RoundedNumericAmount> 449 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Monetary </Unit>
<ElementDataType> xbrli:monetaryItemType </ElementDataType>
<SimpleDataType> monetary </SimpleDataType>
<ElementDefenition> As of the latest balance-sheet date presented, the total compensation cost related to outstanding, nonvested share-based compensation awards not yet recognized (will be charged against earnings as services are performed or other vesting criteria are met). </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph h </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Total unrecognized compensation cost related to share awards </Label>
</Row>
<Row>
<Id> 8 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsWeightedAveragePeriodOfRecognition </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 1.2 </NumericAmount>
<RoundedNumericAmount> 1.2 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> xbrli:decimalItemType </ElementDataType>
<SimpleDataType> decimal </SimpleDataType>
<ElementDefenition> The weighted average period over which unrecognized share-based compensation costs are expected to be reported. </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph h </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Total unrecognized compensation cost related to share awards, weighted-average period (in years) </Label>
</Row>
<Row>
<Id> 9 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> credit </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 78000000 </NumericAmount>
<RoundedNumericAmount> 78 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 94000000 </NumericAmount>
<RoundedNumericAmount> 94 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 106000000 </NumericAmount>
<RoundedNumericAmount> 106 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Monetary </Unit>
<ElementDataType> xbrli:monetaryItemType </ElementDataType>
<SimpleDataType> monetary </SimpleDataType>
<ElementDefenition> Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period. </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph i </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Income tax benefit realized from share-based award exercises </Label>
</Row>
<Row>
<Id> 10 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> unh_DiscountedStockPurchasePriceCalculation </ElementName>
<ElementPrefix> unh </ElementPrefix>
<IsBaseElement> false </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> Discounted stock purchase price calculation </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> label </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0.85 </NumericAmount>
<RoundedNumericAmount> 0.85 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> true </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> us-types:percentItemType </ElementDataType>
<SimpleDataType> pure </SimpleDataType>
<ElementDefenition> Discounted stock purchase price calculation </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Discounted stock purchase price calculation </Label>
</Row>
<Row>
<Id> 11 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> credit </BalanceType>
<PeriodType> instant </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> terselabel </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 258000000 </NumericAmount>
<RoundedNumericAmount> 258 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 216000000 </NumericAmount>
<RoundedNumericAmount> 216 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Monetary </Unit>
<ElementDataType> xbrli:monetaryItemType </ElementDataType>
<SimpleDataType> monetary </SimpleDataType>
<ElementDefenition> The carrying amount of the liability as of the balance sheet date to an individual under a deferred compensation arrangement. This amount may be the result of periodic accruals made over the period of active employment, or reflect termination benefits resulting contractual terms or a death benefit. </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64, 65 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 6, 7 </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Total deferrals related to non-qualified, unfunded deferred compensation plans </Label>
</Row>
<Row>
<Id> 12 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName/>
<ElementPrefix> na </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> na </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> true </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> http://www.unitedhealthgroup.com/taxonomy/role/disclosuresharebasedcompensationnarrativedetails </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns>
<Columns>
<Id> 4 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Stock Options and SARs 1/1/2010 - 12/31/2010 USD ($) / shares USD ($) </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2010_To_12_31_201023 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2010-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2010-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Stock Options and SARs </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> us-gaap_StockOptionsMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit13 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> pure </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit1 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="Stock Options and SARs"/>
<Label Id="2" Label="1/1/2010 - 12/31/2010"/>
</Labels>
</Columns>
<Columns>
<Id> 5 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Stock Options and SARs 1/1/2009 - 12/31/2009 USD ($) USD ($) / shares </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2009_To_12_31_2009320 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2009-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2009-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Stock Options and SARs </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> us-gaap_StockOptionsMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="Stock Options and SARs"/>
<Label Id="2" Label="1/1/2009 - 12/31/2009"/>
</Labels>
</Columns>
<Columns>
<Id> 6 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Stock Options and SARs 1/1/2008 - 12/31/2008 USD ($) / shares USD ($) </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2008_To_12_31_200842 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2008-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2008-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Stock Options and SARs </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> us-gaap_StockOptionsMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="Stock Options and SARs"/>
<Label Id="2" Label="1/1/2008 - 12/31/2008"/>
</Labels>
</Columns>
</OriginalInstanceReportColumns>
<Unit> Other </Unit>
<ElementDataType/>
<SimpleDataType> na </SimpleDataType>
<ElementDefenition> No definition available. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Stock Options and SARs </Label>
</Row>
<Row>
<Id> 13 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> instant </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 63400000 </NumericAmount>
<RoundedNumericAmount> 63.4 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Shares </Unit>
<ElementDataType> xbrli:sharesItemType </ElementDataType>
<SimpleDataType> shares </SimpleDataType>
<ElementDefenition> The difference between the maximum number of shares authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares already issued upon exercise of options or other share-based awards under the plan, and 2) shares reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Shares available for future grants </Label>
</Row>
<Row>
<Id> 14 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> unh_ShareBasedCompensationExercisableOptionsContractualTerm </ElementName>
<ElementPrefix> unh </ElementPrefix>
<IsBaseElement> false </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> Share-based compensation, exercise price range, exercisable options, contractual term. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> terselabel </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 10 </NumericAmount>
<RoundedNumericAmount> 10 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> xbrli:decimalItemType </ElementDataType>
<SimpleDataType> decimal </SimpleDataType>
<ElementDefenition> Share-based compensation, exercise price range, exercisable options, contractual term. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Period that stock options and SARS may be exercised from the date of grant </Label>
</Row>
<Row>
<Id> 15 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 13 </NumericAmount>
<RoundedNumericAmount> 13 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 10 </NumericAmount>
<RoundedNumericAmount> 10 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 9 </NumericAmount>
<RoundedNumericAmount> 9 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> EPS </Unit>
<ElementDataType> us-types:perShareItemType </ElementDataType>
<SimpleDataType> decimal </SimpleDataType>
<ElementDefenition> The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(1) </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> true </IsEPS>
<Label> Weighted-average grant date fair value of stock options and SARs granted during the period (per share) </Label>
</Row>
<Row>
<Id> 16 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> debit </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 164000000 </NumericAmount>
<RoundedNumericAmount> 164 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 282000000 </NumericAmount>
<RoundedNumericAmount> 282 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 244000000 </NumericAmount>
<RoundedNumericAmount> 244 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Monetary </Unit>
<ElementDataType> xbrli:monetaryItemType </ElementDataType>
<SimpleDataType> monetary </SimpleDataType>
<ElementDefenition> The total accumulated difference between fair values of underlying shares on dates of exercise and exercise price on options which were exercised (or share units converted) into shares during the reporting period under the plan. </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(2) </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Total intrinsic value of stock options and SARs exercised during the period </Label>
</Row>
<Row>
<Id> 17 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName/>
<ElementPrefix> na </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> na </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> true </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> http://www.unitedhealthgroup.com/taxonomy/role/disclosuresharebasedcompensationnarrativedetails </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns>
<Columns>
<Id> 7 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Restricted Stock 1/1/2010 - 12/31/2010 USD ($) / shares USD ($) </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2010_To_12_31_20109 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2010-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2010-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Restricted Stock </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> us-gaap_RestrictedStockMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit1 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="Restricted Stock"/>
<Label Id="2" Label="1/1/2010 - 12/31/2010"/>
</Labels>
</Columns>
<Columns>
<Id> 8 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Restricted Stock 1/1/2009 - 12/31/2009 USD ($) / shares USD ($) </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2009_To_12_31_2009319 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2009-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2009-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Restricted Stock </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> us-gaap_RestrictedStockMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="Restricted Stock"/>
<Label Id="2" Label="1/1/2009 - 12/31/2009"/>
</Labels>
</Columns>
<Columns>
<Id> 9 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode> USD </CurrencyCode>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Restricted Stock 1/1/2008 - 12/31/2008 USD ($) USD ($) / shares </KeyName>
<CurrencySymbol> $ </CurrencySymbol>
<contextRef>
<ContextID> Duration_1_1_2008_To_12_31_20087 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2008-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2008-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Restricted Stock </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> us-gaap_RestrictedStockMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit12 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
<UnitProperty>
<UnitID> Unit14 </UnitID>
<UnitType> Divide </UnitType>
<NumeratorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema>
<MeasureValue> USD </MeasureValue>
<MeasureNamespace> iso4217 </MeasureNamespace>
</NumeratorMeasure>
<DenominatorMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</DenominatorMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode> USD </CurrencyCode>
<OriginalCurrencyCode> USD </OriginalCurrencyCode>
</MCU>
<CurrencySymbol> $ </CurrencySymbol>
<Labels>
<Label Id="1" Label="Restricted Stock"/>
<Label Id="2" Label="1/1/2008 - 12/31/2008"/>
</Labels>
</Columns>
</OriginalInstanceReportColumns>
<Unit> Other </Unit>
<ElementDataType/>
<SimpleDataType> na </SimpleDataType>
<ElementDefenition> No definition available. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Restricted Stock </Label>
</Row>
<Row>
<Id> 18 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> instant </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 12500000 </NumericAmount>
<RoundedNumericAmount> 12.5 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Shares </Unit>
<ElementDataType> xbrli:sharesItemType </ElementDataType>
<SimpleDataType> shares </SimpleDataType>
<ElementDefenition> The difference between the maximum number of shares authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares already issued upon exercise of options or other share-based awards under the plan, and 2) shares reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Shares available for future grants </Label>
</Row>
<Row>
<Id> 19 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 32 </NumericAmount>
<RoundedNumericAmount> 32 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 29 </NumericAmount>
<RoundedNumericAmount> 29 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 34 </NumericAmount>
<RoundedNumericAmount> 34 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> EPS </Unit>
<ElementDataType> us-types:perShareItemType </ElementDataType>
<SimpleDataType> decimal </SimpleDataType>
<ElementDefenition> The weighted average fair value at grant for nonvested share-based awards issued during the period on other than stock option plans (for example, phantom stock plan, stock appreciation rights plan, performance target plan). </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(2)(c) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(1) </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> true </IsEPS>
<Label> Weighted-average grant date fair value of restricted shares granted during the period </Label>
</Row>
<Row>
<Id> 20 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> debit </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 99000000 </NumericAmount>
<RoundedNumericAmount> 99 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 56000000 </NumericAmount>
<RoundedNumericAmount> 56 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 17000000 </NumericAmount>
<RoundedNumericAmount> 17 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> true </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Monetary </Unit>
<ElementDataType> xbrli:monetaryItemType </ElementDataType>
<SimpleDataType> monetary </SimpleDataType>
<ElementDefenition> The total fair value of share-based awards for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares, other instruments, or cash in accordance with the terms of the arrangement. </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(2) </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Total fair value of restricted shares vested during the period </Label>
</Row>
<Row>
<Id> 21 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName/>
<ElementPrefix> na </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> na </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> true </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> http://www.unitedhealthgroup.com/taxonomy/role/disclosuresharebasedcompensationnarrativedetails </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns>
<Columns>
<Id> 10 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode/>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Employee Stock Purchase Plan [Member] 1/1/2010 - 12/31/2010 </KeyName>
<CurrencySymbol/>
<contextRef>
<ContextID> Duration_1_1_2010_To_12_31_201092 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2010-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2010-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Employee Stock Purchase Plan [Member] </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> unh_EmployeeStockPurchasePlanMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit1 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode/>
<OriginalCurrencyCode/>
</MCU>
<CurrencySymbol/>
<Labels>
<Label Id="1" Label="Employee Stock Purchase Plan [Member]"/>
<Label Id="2" Label="1/1/2010 - 12/31/2010"/>
</Labels>
</Columns>
<Columns>
<Id> 11 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode/>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Employee Stock Purchase Plan [Member] 1/1/2009 - 12/31/2009 </KeyName>
<CurrencySymbol/>
<contextRef>
<ContextID> Duration_1_1_2009_To_12_31_2009321 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2009-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2009-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Employee Stock Purchase Plan [Member] </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> unh_EmployeeStockPurchasePlanMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit1 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode/>
<OriginalCurrencyCode/>
</MCU>
<CurrencySymbol/>
<Labels>
<Label Id="1" Label="Employee Stock Purchase Plan [Member]"/>
<Label Id="2" Label="1/1/2009 - 12/31/2009"/>
</Labels>
</Columns>
<Columns>
<Id> 12 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode/>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis} : Employee Stock Purchase Plan [Member] 1/1/2008 - 12/31/2008 </KeyName>
<CurrencySymbol/>
<contextRef>
<ContextID> Duration_1_1_2008_To_12_31_20088 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2008-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2008-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Employee Stock Purchase Plan [Member] </ValueName>
<ValueType> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> unh_EmployeeStockPurchasePlanMember </Id>
<dimensionId> us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAwardTypeAndPlanNameAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit1 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> shares </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode/>
<OriginalCurrencyCode/>
</MCU>
<CurrencySymbol/>
<Labels>
<Label Id="1" Label="Employee Stock Purchase Plan [Member]"/>
<Label Id="2" Label="1/1/2008 - 12/31/2008"/>
</Labels>
</Columns>
</OriginalInstanceReportColumns>
<Unit> Other </Unit>
<ElementDataType/>
<SimpleDataType> na </SimpleDataType>
<ElementDefenition> No definition available. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Employee Stock Purchase Plan [Member] </Label>
</Row>
<Row>
<Id> 22 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> instant </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole/>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 5600000 </NumericAmount>
<RoundedNumericAmount> 5.6 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Shares </Unit>
<ElementDataType> xbrli:sharesItemType </ElementDataType>
<SimpleDataType> shares </SimpleDataType>
<ElementDefenition> The difference between the maximum number of shares authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares already issued upon exercise of options or other share-based awards under the plan, and 2) shares reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Shares available for future grants </Label>
</Row>
<Row>
<Id> 23 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> verboselabel </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 3800000 </NumericAmount>
<RoundedNumericAmount> 3.8 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 3700000 </NumericAmount>
<RoundedNumericAmount> 3.7 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 2900000 </NumericAmount>
<RoundedNumericAmount> 2.9 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Shares </Unit>
<ElementDataType> xbrli:sharesItemType </ElementDataType>
<SimpleDataType> shares </SimpleDataType>
<ElementDefenition> Number of shares issued during the period as a result of an employee stock purchase plan. </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 5 </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Stock purchased under ESPP </Label>
</Row>
<Row>
<Id> 24 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName/>
<ElementPrefix> na </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> na </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> true </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> http://www.unitedhealthgroup.com/taxonomy/role/disclosuresharebasedcompensationnarrativedetails </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns>
<Columns>
<Id> 13 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode/>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {unh_RangeAxis} : Restricted Stock | Lower Limit 1/1/2010 - 12/31/2010 </KeyName>
<CurrencySymbol/>
<contextRef>
<ContextID> Duration_1_1_2010_To_12_31_201022 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2010-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2010-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Restricted Stock | Lower Limit </ValueName>
<ValueType> unh_RangeAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> unh_RestrictedStockLowerLimitMember </Id>
<dimensionId> unh_RangeAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit13 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> pure </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode/>
<OriginalCurrencyCode/>
</MCU>
<CurrencySymbol/>
<Labels>
<Label Id="1" Label="Restricted Stock | Lower Limit"/>
<Label Id="2" Label="1/1/2010 - 12/31/2010"/>
</Labels>
</Columns>
</OriginalInstanceReportColumns>
<Unit> Other </Unit>
<ElementDataType/>
<SimpleDataType> na </SimpleDataType>
<ElementDefenition> No definition available. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Restricted Stock | Lower Limit </Label>
</Row>
<Row>
<Id> 25 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> unh_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestingPeriod </ElementName>
<ElementPrefix> unh </ElementPrefix>
<IsBaseElement> false </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vesting Period </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> terselabel </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 3 </NumericAmount>
<RoundedNumericAmount> 3 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> xbrli:decimalItemType </ElementDataType>
<SimpleDataType> decimal </SimpleDataType>
<ElementDefenition> Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vesting Period </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Range of period that restricted shares vest ratably </Label>
</Row>
<Row>
<Id> 26 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName/>
<ElementPrefix> na </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> na </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> true </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> http://www.unitedhealthgroup.com/taxonomy/role/disclosuresharebasedcompensationnarrativedetails </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns>
<Columns>
<Id> 14 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode/>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {unh_RangeAxis} : Restricted Stock | Upper Limit 1/1/2010 - 12/31/2010 </KeyName>
<CurrencySymbol/>
<contextRef>
<ContextID> Duration_1_1_2010_To_12_31_20105 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2010-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2010-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Restricted Stock | Upper Limit </ValueName>
<ValueType> unh_RangeAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> unh_RestrictedStockUpperLimitMember </Id>
<dimensionId> unh_RangeAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS>
<UnitProperty>
<UnitID> Unit13 </UnitID>
<UnitType> Standard </UnitType>
<StandardMeasure>
<MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema>
<MeasureValue> pure </MeasureValue>
<MeasureNamespace> xbrli </MeasureNamespace>
</StandardMeasure>
<Scale> 0 </Scale>
</UnitProperty>
</UPS>
<CurrencyCode/>
<OriginalCurrencyCode/>
</MCU>
<CurrencySymbol/>
<Labels>
<Label Id="1" Label="Restricted Stock | Upper Limit"/>
<Label Id="2" Label="1/1/2010 - 12/31/2010"/>
</Labels>
</Columns>
</OriginalInstanceReportColumns>
<Unit> Other </Unit>
<ElementDataType/>
<SimpleDataType> na </SimpleDataType>
<ElementDefenition> No definition available. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Restricted Stock | Upper Limit </Label>
</Row>
<Row>
<Id> 27 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> unh_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestingPeriod </ElementName>
<ElementPrefix> unh </ElementPrefix>
<IsBaseElement> false </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vesting Period </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> terselabel </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> true </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 5 </NumericAmount>
<RoundedNumericAmount> 5 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> xbrli:decimalItemType </ElementDataType>
<SimpleDataType> decimal </SimpleDataType>
<ElementDefenition> Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vesting Period </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Range of period that restricted shares vest ratably </Label>
</Row>
<Row>
<Id> 28 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName/>
<ElementPrefix> na </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> na </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> true </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> http://www.unitedhealthgroup.com/taxonomy/role/disclosuresharebasedcompensationnarrativedetails </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns>
<Columns>
<Id> 15 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode/>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {unh_RangeAxis} : Lower Limit 1/1/2010 - 12/31/2010 </KeyName>
<CurrencySymbol/>
<contextRef>
<ContextID> Duration_1_1_2010_To_12_31_20107 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2010-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2010-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Lower Limit </ValueName>
<ValueType> unh_RangeAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> unh_LowerLimitMember </Id>
<dimensionId> unh_RangeAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS/>
<CurrencyCode/>
<OriginalCurrencyCode/>
</MCU>
<CurrencySymbol/>
<Labels>
<Label Id="1" Label="Lower Limit"/>
<Label Id="2" Label="1/1/2010 - 12/31/2010"/>
</Labels>
</Columns>
</OriginalInstanceReportColumns>
<Unit> Other </Unit>
<ElementDataType/>
<SimpleDataType> na </SimpleDataType>
<ElementDefenition> No definition available. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Lower Limit </Label>
</Row>
<Row>
<Id> 29 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> terselabel </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText> four </NonNumbericText>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> us-types:durationStringItemType </ElementDataType>
<SimpleDataType> normalizedstring </SimpleDataType>
<ElementDefenition> Description of the period of time over which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, which may be expressed in a variety of ways (for example, in years, month and year). </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph a </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Period that stock options and SARS vest </Label>
</Row>
<Row>
<Id> 30 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName/>
<ElementPrefix> na </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> na </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> true </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> http://www.unitedhealthgroup.com/taxonomy/role/disclosuresharebasedcompensationnarrativedetails </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns>
<Columns>
<Id> 16 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<LabelColumn> false </LabelColumn>
<CurrencyCode/>
<FootnoteIndexer/>
<hasSegments> true </hasSegments>
<hasScenarios> false </hasScenarios>
<MCU>
<KeyName> {unh_RangeAxis} : Upper Limit 1/1/2010 - 12/31/2010 </KeyName>
<CurrencySymbol/>
<contextRef>
<ContextID> Duration_1_1_2010_To_12_31_20108 </ContextID>
<EntitySchema> http://www.sec.gov/CIK </EntitySchema>
<EntityValue> 0000731766 </EntityValue>
<PeriodDisplayName/>
<PeriodType> duration </PeriodType>
<PeriodStartDate> 2010-01-01T00:00:00 </PeriodStartDate>
<PeriodEndDate> 2010-12-31T00:00:00 </PeriodEndDate>
<Segments>
<anyType xsi:type="Segment">
<IsDefaultForEntity> false </IsDefaultForEntity>
<Name/>
<IsFromEntityGroup> false </IsFromEntityGroup>
<ValueName> Upper Limit </ValueName>
<ValueType> unh_RangeAxis </ValueType>
<Namespace> xbrldi </Namespace>
<Schema> http://xbrl.org/2006/xbrldi </Schema>
<DimensionInfo>
<Id> unh_UpperLimitMember </Id>
<dimensionId> unh_RangeAxis </dimensionId>
<type> explicitMember </type>
</DimensionInfo>
</anyType>
</Segments>
<Scenarios/>
</contextRef>
<UPS/>
<CurrencyCode/>
<OriginalCurrencyCode/>
</MCU>
<CurrencySymbol/>
<Labels>
<Label Id="1" Label="Upper Limit"/>
<Label Id="2" Label="1/1/2010 - 12/31/2010"/>
</Labels>
</Columns>
</OriginalInstanceReportColumns>
<Unit> Other </Unit>
<ElementDataType/>
<SimpleDataType> na </SimpleDataType>
<ElementDefenition> No definition available. </ElementDefenition>
<ElementReferences> No authoritative reference available. </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Upper Limit </Label>
</Row>
<Row>
<Id> 31 </Id>
<IsAbstractGroupTitle> false </IsAbstractGroupTitle>
<Level> 0 </Level>
<ElementName> us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod </ElementName>
<ElementPrefix> us-gaap </ElementPrefix>
<IsBaseElement> true </IsBaseElement>
<BalanceType> na </BalanceType>
<PeriodType> duration </PeriodType>
<ShortDefinition> No definition available. </ShortDefinition>
<IsReportTitle> false </IsReportTitle>
<IsSegmentTitle> false </IsSegmentTitle>
<IsSubReportEnd> false </IsSubReportEnd>
<IsCalendarTitle> false </IsCalendarTitle>
<IsTuple> false </IsTuple>
<IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow>
<IsEquityAdjustmentRow> false </IsEquityAdjustmentRow>
<IsBeginningBalance> false </IsBeginningBalance>
<IsEndingBalance> false </IsEndingBalance>
<IsReverseSign> false </IsReverseSign>
<PreferredLabelRole> terselabel </PreferredLabelRole>
<FootnoteIndexer/>
<Cells>
<Cell>
<Id> 1 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText> six </NonNumbericText>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 2 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
<Cell>
<Id> 3 </Id>
<IsNumeric> false </IsNumeric>
<IsRatio> false </IsRatio>
<DisplayZeroAsNone> false </DisplayZeroAsNone>
<NumericAmount> 0 </NumericAmount>
<RoundedNumericAmount> 0 </RoundedNumericAmount>
<NonNumbericText/>
<NonNumericTextHeader/>
<FootnoteIndexer/>
<CurrencyCode/>
<CurrencySymbol/>
<IsIndependantCurrency> false </IsIndependantCurrency>
<ShowCurrencySymbol> false </ShowCurrencySymbol>
<DisplayDateInUSFormat> false </DisplayDateInUSFormat>
<hasSegments> false </hasSegments>
<hasScenarios> false </hasScenarios>
</Cell>
</Cells>
<OriginalInstanceReportColumns/>
<Unit> Other </Unit>
<ElementDataType> us-types:durationStringItemType </ElementDataType>
<SimpleDataType> normalizedstring </SimpleDataType>
<ElementDefenition> Description of the period of time over which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, which may be expressed in a variety of ways (for example, in years, month and year). </ElementDefenition>
<ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph a </ElementReferences>
<IsTotalLabel> false </IsTotalLabel>
<IsEPS> false </IsEPS>
<Label> Period that stock options and SARS vest </Label>
</Row>
</Rows>
<Footnotes/>
<NumberOfCols> 3 </NumberOfCols>
<NumberOfRows> 30 </NumberOfRows>
<ReportName> Share-Based Compensation (Narrative) (Details) (USD $) </ReportName>
<MonetaryRoundingLevel> Millions </MonetaryRoundingLevel>
<SharesRoundingLevel> HundredThousands </SharesRoundingLevel>
<PerShareRoundingLevel> NoRounding </PerShareRoundingLevel>
<ExchangeRateRoundingLevel> UnKnown </ExchangeRateRoundingLevel>
<HasCustomUnits> true </HasCustomUnits>
<SharesShouldBeRounded> true </SharesShouldBeRounded>
</InstanceReport>

2 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 6/05/11  SEC                               UPLOAD10/06/17    1:46K  Unitedhealth Group Inc.
 4/27/11  SEC                               UPLOAD10/06/17    1:67K  Unitedhealth Group Inc.
↑Top
Filing Submission 0001193125-11-030615   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)
Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
About — Privacy — Redactions — Help — Sat., Apr. 27, 5:47:40.1pm ET