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

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

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’   —   IDEA XML File — Filing Summary

This Document is an IDEA XML File.

                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<FilingSummary xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
<Version> 2.2.0.25 </Version>
<ReportType/>
<MyReports>
<Report>
<IsDefault> true </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 00090 - Document - Document and Entity Information </LongName>
<ShortName> Document and Entity Information </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DocumentDocumentAndEntityInformation </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R1.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 00100 - Statement - Consolidated Balance Sheets </LongName>
<ShortName> Consolidated Balance Sheets </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/StatementConsolidatedBalanceSheets </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R2.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 00105 - Statement - Consolidated Balance Sheets (Parenthetical) </LongName>
<ShortName> Consolidated Balance Sheets (Parenthetical) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/StatementConsolidatedBalanceSheetsParenthetical </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R3.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 00200 - Statement - Consolidated Statements of Operations </LongName>
<ShortName> Consolidated Statements of Operations </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/StatementConsolidatedStatementsOfOperations </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R4.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 00300 - Statement - Consolidated Statements of Changes in Shareholders' Equity </LongName>
<ShortName> Consolidated Statements of Changes in Shareholders' Equity </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R5.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 00305 - Statement - Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) </LongName>
<ShortName> Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquityParenthetical </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R6.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 00400 - Statement - Consolidated Statements of Cash Flows </LongName>
<ShortName> Consolidated Statements of Cash Flows </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/StatementConsolidatedStatementsOfCashFlows </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R7.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10101 - Disclosure - Description of Business </LongName>
<ShortName> Description of Business </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureDescriptionOfBusiness </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R8.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10201 - Disclosure - Basis of Presentation, Use of Estimates and Significant Accounting Policies </LongName>
<ShortName> Basis of Presentation, Use of Estimates and Significant Accounting Policies </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureBasisOfPresentationUseOfEstimatesAndSignificantAccountingPolicies </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R9.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10301 - Disclosure - Investments </LongName>
<ShortName> Investments </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestments </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R10.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10401 - Disclosure - Fair Value </LongName>
<ShortName> Fair Value </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureFairValue </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R11.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10501 - Disclosure - Property, Equipment and Capitalized Software </LongName>
<ShortName> Property, Equipment and Capitalized Software </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosurePropertyEquipmentAndCapitalizedSoftware </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R12.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10601 - Disclosure - Goodwill and Other Intangible Assets </LongName>
<ShortName> Goodwill and Other Intangible Assets </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureGoodwillAndOtherIntangibleAssets </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R13.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10701 - Disclosure - Medical Costs and Medical Costs Payable </LongName>
<ShortName> Medical Costs and Medical Costs Payable </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureMedicalCostsAndMedicalCostsPayable </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R14.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10801 - Disclosure - Commercial Paper and Long-Term Debt </LongName>
<ShortName> Commercial Paper and Long-Term Debt </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommercialPaperAndLongTermDebt </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R15.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 10901 - Disclosure - Income Taxes </LongName>
<ShortName> Income Taxes </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureIncomeTaxes </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R16.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 11001 - Disclosure - Shareholders' Equity </LongName>
<ShortName> Shareholders' Equity </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareholdersEquity </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R17.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 11101 - Disclosure - Share-Based Compensation </LongName>
<ShortName> Share-Based Compensation </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareBasedCompensation </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R18.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 11201 - Disclosure - AARP </LongName>
<ShortName> AARP </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureAarp </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R19.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 11301 - Disclosure - Commitments and Contingencies </LongName>
<ShortName> Commitments and Contingencies </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommitmentsAndContingencies </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R20.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 11401 - Disclosure - Segment Financial Information </LongName>
<ShortName> Segment Financial Information </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureSegmentFinancialInformation </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R21.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 11501 - Disclosure - Quarterly Financial Data </LongName>
<ShortName> Quarterly Financial Data </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureQuarterlyFinancialData </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R22.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 11601 - Disclosure - Schedule I </LongName>
<ShortName> Schedule I </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureScheduleI </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R23.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 20202 - Disclosure - Basis of Presentation, Use of Estimates and Significant Accounting Policies (Policy) </LongName>
<ShortName> Basis of Presentation, Use of Estimates and Significant Accounting Policies (Policy) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureBasisOfPresentationUseOfEstimatesAndSignificantAccountingPoliciesPolicy </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R24.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 20402 - Disclosure - Fair Value (Policy) </LongName>
<ShortName> Fair Value (Policy) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureFairValuePolicy </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R25.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 20802 - Disclosure - Commercial Paper and Long-Term Debt (Policy) </LongName>
<ShortName> Commercial Paper and Long-Term Debt (Policy) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommercialPaperAndLongTermDebtPolicy </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R26.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 21202 - Disclosure - AARP (Policy) </LongName>
<ShortName> AARP (Policy) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureAarpPolicy </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R27.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 30203 - Disclosure - Basis of Presentation, Use of Estimates and Significant Accounting Policies (Tables) </LongName>
<ShortName> Basis of Presentation, Use of Estimates and Significant Accounting Policies (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureBasisOfPresentationUseOfEstimatesAndSignificantAccountingPoliciesTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R28.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 30303 - Disclosure - Investments (Tables) </LongName>
<ShortName> Investments (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R29.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 30403 - Disclosure - Fair Value (Tables) </LongName>
<ShortName> Fair Value (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureFairValueTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R30.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 30503 - Disclosure - Property, Equipment and Capitalized Software (Tables) </LongName>
<ShortName> Property, Equipment and Capitalized Software (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosurePropertyEquipmentAndCapitalizedSoftwareTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R31.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 30603 - Disclosure - Goodwill and Other Intangible Assets (Tables) </LongName>
<ShortName> Goodwill and Other Intangible Assets (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureGoodwillAndOtherIntangibleAssetsTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R32.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 30703 - Disclosure - Medical Costs and Medical Costs Payable (Tables) </LongName>
<ShortName> Medical Costs and Medical Costs Payable (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureMedicalCostsAndMedicalCostsPayableTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R33.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 30803 - Disclosure - Commercial Paper and Long-Term Debt (Tables) </LongName>
<ShortName> Commercial Paper and Long-Term Debt (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommercialPaperAndLongTermDebtTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R34.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 30903 - Disclosure - Income Taxes (Tables) </LongName>
<ShortName> Income Taxes (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureIncomeTaxesTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R35.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 31003 - Disclosure - Shareholders' Equity (Tables) </LongName>
<ShortName> Shareholders' Equity (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareholdersEquityTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R36.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 31103 - Disclosure - Share-Based Compensation (Tables) </LongName>
<ShortName> Share-Based Compensation (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareBasedCompensationTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R37.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 31203 - Disclosure - AARP (Tables) </LongName>
<ShortName> AARP (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureAarpTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R38.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 31303 - Disclosure - Commitments and Contingencies (Tables) </LongName>
<ShortName> Commitments and Contingencies (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommitmentsAndContingenciesTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R39.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 31403 - Disclosure - Segment Financial Information (Tables) </LongName>
<ShortName> Segment Financial Information (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureSegmentFinancialInformationTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R40.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 31503 - Disclosure - Quarterly Financial Data (Tables) </LongName>
<ShortName> Quarterly Financial Data (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureQuarterlyFinancialDataTables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R41.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 31601 - Disclosure - Schedule I (Tables) </LongName>
<ShortName> Schedule I (Tables) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureScheduleITables </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R42.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40201 - Disclosure - Basis of Presentation, Use of Estimates and Significant Accounting Policies (Narrative) (Details) </LongName>
<ShortName> Basis of Presentation, Use of Estimates and Significant Accounting Policies (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureBasisOfPresentationUseOfEstimatesAndSignificantAccountingPoliciesNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R43.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40202 - Disclosure - Basis of Presentation, Use of Estimates and Significant Accounting Policies (Consolidated Balance Sheet) (Details) </LongName>
<ShortName> Basis of Presentation, Use of Estimates and Significant Accounting Policies (Consolidated Balance Sheet) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureBasisOfPresentationUseOfEstimatesAndSignificantAccountingPoliciesConsolidatedBalanceSheetDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R44.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40203 - Disclosure - Basis of Presentation, Use of Estimates and Significant Accounting Policies (Useful Lives for Property, Equipment and Capitalized Software) (Details) </LongName>
<ShortName> Basis of Presentation, Use of Estimates and Significant Accounting Policies (Useful Lives for Property, Equipment and Capitalized Software) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureBasisOfPresentationUseOfEstimatesAndSignificantAccountingPoliciesUsefulLivesForPropertyEquipmentAndCapitalizedSoftwareDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R45.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40301 - Disclosure - Investments (Narrative) (Details) </LongName>
<ShortName> Investments (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R46.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40302 - Disclosure - Investments (Short-term and Long-term Investments) (Details) </LongName>
<ShortName> Investments (Short-term and Long-term Investments) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsShortTermAndLongTermInvestmentsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R47.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40303 - Disclosure - Investments (Fair Value of the Company's Mortgage-backed Securities by Credit Rating and Non-U.S. Agency Mortgage-backed Securities by Origination) (Details) </LongName>
<ShortName> Investments (Fair Value of the Company's Mortgage-backed Securities by Credit Rating and Non-U.S. Agency Mortgage-backed Securities by Origination) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsFairValueOfCompanySMortgageBackedSecuritiesByCreditRatingAndNonUSAgencyMortgageBackedSecuritiesByOriginationDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R48.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40304 - Disclosure - Investments (Amortized Cost and Fair Value of Available-for-sale Debt Securities by Contractual Maturity) (Details) </LongName>
<ShortName> Investments (Amortized Cost and Fair Value of Available-for-sale Debt Securities by Contractual Maturity) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsAmortizedCostAndFairValueOfAvailableForSaleDebtSecuritiesByContractualMaturityDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R49.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40305 - Disclosure - Investments (Amortized Cost and Fair Value of Held-to-maturity Debt Securities by Contractual Maturity) (Details) </LongName>
<ShortName> Investments (Amortized Cost and Fair Value of Held-to-maturity Debt Securities by Contractual Maturity) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsAmortizedCostAndFairValueOfHeldToMaturityDebtSecuritiesByContractualMaturityDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R50.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40306 - Disclosure - Investments (Fair Value of Available-for-sale Investments with Gross Unrealized Losses by Investment Type and Length of Time that Individual Securities Have Been in a Continuous Unrealized Loss Position) (Details) </LongName>
<ShortName> Investments (Fair Value of Available-for-sale Investments with Gross Unrealized Losses by Investment Type and Length of Time that Individual Securities Have Been in a Continuous Unrealized Loss Position) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsFairValueOfAvailableForSaleInvestmentsWithGrossUnrealizedLossesByInvestmentTypeAndLengthOfTimeThatIndividualSecuritiesHaveBeenInContinuousUnrealizedLossPositionDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R51.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40307 - Disclosure - Investments (Mortgage Backed Securities in an Unrealized Loss Position by Credit Rating) (Details) </LongName>
<ShortName> Investments (Mortgage Backed Securities in an Unrealized Loss Position by Credit Rating) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsMortgageBackedSecuritiesInUnrealizedLossPositionByCreditRatingDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R52.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40308 - Disclosure - Investments (Net Realized Gains (Losses), Before Taxes) (Details) </LongName>
<ShortName> Investments (Net Realized Gains (Losses), Before Taxes) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureInvestmentsNetRealizedGainsLossesBeforeTaxesDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R53.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40401 - Disclosure - Fair Value (Narrative) (Details) </LongName>
<ShortName> Fair Value (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureFairValueNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R54.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40402 - Disclosure - Fair Value (Financial Assets and Liabilities, Excluding AARP, Measured at Fair Value on a Recurring Basis) (Details) </LongName>
<ShortName> Fair Value (Financial Assets and Liabilities, Excluding AARP, Measured at Fair Value on a Recurring Basis) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureFairValueFinancialAssetsAndLiabilitiesExcludingAarpMeasuredAtFairValueOnRecurringBasisDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R55.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40403 - Disclosure - Fair Value (Reconciliation of Assets Measured at Fair Value on a Recurring Basis Using Level 3 Inputs) (Details) </LongName>
<ShortName> Fair Value (Reconciliation of Assets Measured at Fair Value on a Recurring Basis Using Level 3 Inputs) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureFairValueReconciliationOfAssetsMeasuredAtFairValueOnRecurringBasisUsingLevel3InputsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R56.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40404 - Disclosure - Fair Value (Summary of Fair Value and Carrying Value for Certain Financial Instruments for Which it is Practicable to Estimate Fair Value) (Details) </LongName>
<ShortName> Fair Value (Summary of Fair Value and Carrying Value for Certain Financial Instruments for Which it is Practicable to Estimate Fair Value) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureFairValueSummaryOfFairValueAndCarryingValueForCertainFinancialInstrumentsForWhichItIsPracticableToEstimateFairValueDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R57.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40501 - Disclosure - Property, Equipment and Capitalized Software (Narrative) (Details) </LongName>
<ShortName> Property, Equipment and Capitalized Software (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosurePropertyEquipmentAndCapitalizedSoftwareNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R58.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40502 - Disclosure - Property, Equipment and Capitalized Software (Summary of Property, Equipment and Capitalized Software) (Details) </LongName>
<ShortName> Property, Equipment and Capitalized Software (Summary of Property, Equipment and Capitalized Software) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosurePropertyEquipmentAndCapitalizedSoftwareSummaryOfPropertyEquipmentAndCapitalizedSoftwareDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R59.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40601 - Disclosure - Goodwill and Other Intangible Assets (Narrative) (Details) </LongName>
<ShortName> Goodwill and Other Intangible Assets (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureGoodwillAndOtherIntangibleAssetsNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R60.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40602 - Disclosure - Goodwill and Other Intangible Assets (Changes in Carrying Amount of Goodwill by Reporting Segment) (Details) </LongName>
<ShortName> Goodwill and Other Intangible Assets (Changes in Carrying Amount of Goodwill by Reporting Segment) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureGoodwillAndOtherIntangibleAssetsChangesInCarryingAmountOfGoodwillByReportingSegmentDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R61.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40603 - Disclosure - Goodwill and Other Intangible Assets (Gross Carrying Value, Accumulated Amortization and Net Carrying Value of Other Intangible Assets) (Details) </LongName>
<ShortName> Goodwill and Other Intangible Assets (Gross Carrying Value, Accumulated Amortization and Net Carrying Value of Other Intangible Assets) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureGoodwillAndOtherIntangibleAssetsGrossCarryingValueAccumulatedAmortizationAndNetCarryingValueOfOtherIntangibleAssetsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R62.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40604 - Disclosure - Goodwill and Other Intangible Assets (Finite-Lived Intangible Assets Acquired in Business Combinations) (Details) </LongName>
<ShortName> Goodwill and Other Intangible Assets (Finite-Lived Intangible Assets Acquired in Business Combinations) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureGoodwillAndOtherIntangibleAssetsFiniteLivedIntangibleAssetsAcquiredInBusinessCombinationsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R63.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40605 - Disclosure - Goodwill and Other Intangible Assets (Amortization Expense Relating to Intangible Assets) (Details) </LongName>
<ShortName> Goodwill and Other Intangible Assets (Amortization Expense Relating to Intangible Assets) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureGoodwillAndOtherIntangibleAssetsAmortizationExpenseRelatingToIntangibleAssetsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R64.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40701 - Disclosure - Medical Costs and Medical Costs Payable (Narrative) (Details) </LongName>
<ShortName> Medical Costs and Medical Costs Payable (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureMedicalCostsAndMedicalCostsPayableNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R65.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40702 - Disclosure - Medical Costs and Medical Costs Payable (The Components of the Change in Medical Costs Payable) (Details) </LongName>
<ShortName> Medical Costs and Medical Costs Payable (The Components of the Change in Medical Costs Payable) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureMedicalCostsAndMedicalCostsPayableComponentsOfChangeInMedicalCostsPayableDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R66.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40801 - Disclosure - Commercial Paper and Long-Term Debt (Narrative) (Details) </LongName>
<ShortName> Commercial Paper and Long-Term Debt (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommercialPaperAndLongTermDebtNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R67.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40802 - Disclosure - Commercial Paper and Long-Term Debt (Commercial Paper and Long-Term Debt) (Details) </LongName>
<ShortName> Commercial Paper and Long-Term Debt (Commercial Paper and Long-Term Debt) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommercialPaperAndLongTermDebtCommercialPaperAndLongTermDebtDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R68.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40803 - Disclosure - Commercial Paper and Long-Term Debt (Maturities of long-term debt) (Details) </LongName>
<ShortName> Commercial Paper and Long-Term Debt (Maturities of long-term debt) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommercialPaperAndLongTermDebtMaturitiesOfLongTermDebtDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R69.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40804 - Disclosure - Commercial Paper and Long-Term Debt (Summary of Location and Fair Value of Fair Value Hedges) (Details) </LongName>
<ShortName> Commercial Paper and Long-Term Debt (Summary of Location and Fair Value of Fair Value Hedges) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommercialPaperAndLongTermDebtSummaryOfLocationAndFairValueOfFairValueHedgesDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R70.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40805 - Disclosure - Commercial Paper and Long-Term Debt (Effect of Changes in Fair Value of Fair Value Hedges) (Details) </LongName>
<ShortName> Commercial Paper and Long-Term Debt (Effect of Changes in Fair Value of Fair Value Hedges) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommercialPaperAndLongTermDebtEffectOfChangesInFairValueOfFairValueHedgesDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R71.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40901 - Disclosure - Income Taxes (Narrative) (Details) </LongName>
<ShortName> Income Taxes (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureIncomeTaxesNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R72.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40902 - Disclosure - Income Taxes (Components of the provision for income taxes) (Details) </LongName>
<ShortName> Income Taxes (Components of the provision for income taxes) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureIncomeTaxesComponentsOfProvisionForIncomeTaxesDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R73.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40903 - Disclosure - Income Taxes (Reconciliation of the tax provision at the U.S. Federal Statutory Rate) (Details) </LongName>
<ShortName> Income Taxes (Reconciliation of the tax provision at the U.S. Federal Statutory Rate) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureIncomeTaxesReconciliationOfTaxProvisionAtUSFederalStatutoryRateDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R74.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40904 - Disclosure - Income Taxes (Components of deferred income tax assets and liabilities) (Details) </LongName>
<ShortName> Income Taxes (Components of deferred income tax assets and liabilities) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureIncomeTaxesComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R75.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 40905 - Disclosure - Income Taxes (Reconciliation of unrecognized tax benefits) (Details) </LongName>
<ShortName> Income Taxes (Reconciliation of unrecognized tax benefits) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureIncomeTaxesReconciliationOfUnrecognizedTaxBenefitsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R76.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41001 - Disclosure - Shareholders' Equity (Narrative) (Details) </LongName>
<ShortName> Shareholders' Equity (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareholdersEquityNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R77.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41002 - Disclosure - Shareholders' Equity (Schedule of Company's dividend payments) (Details) </LongName>
<ShortName> Shareholders' Equity (Schedule of Company's dividend payments) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareholdersEquityScheduleOfCompanySDividendPaymentsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R78.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41101 - Disclosure - Share-Based Compensation (Narrative) (Details) </LongName>
<ShortName> Share-Based Compensation (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareBasedCompensationNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R79.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41102 - Disclosure - Share-Based Compensation (Stock Option and SAR Activity) (Details) </LongName>
<ShortName> Share-Based Compensation (Stock Option and SAR Activity) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareBasedCompensationStockOptionAndSarActivityDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R80.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41103 - Disclosure - Share-Based Compensation (Share-Based Compensation Principal Fair Value Assumptions) (Details) </LongName>
<ShortName> Share-Based Compensation (Share-Based Compensation Principal Fair Value Assumptions) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareBasedCompensationShareBasedCompensationPrincipalFairValueAssumptionsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R81.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41104 - Disclosure - Share-Based Compensation (Restricted Share Activity) (Details) </LongName>
<ShortName> Share-Based Compensation (Restricted Share Activity) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureShareBasedCompensationRestrictedShareActivityDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R82.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41201 - Disclosure - AARP (Narrative) (Details) </LongName>
<ShortName> AARP (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureAarpNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R83.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41202 - Disclosure - AARP (AARP Program-related Assets and Liabilities) (Details) </LongName>
<ShortName> AARP (AARP Program-related Assets and Liabilities) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureAarpAarpProgramRelatedAssetsAndLiabilitiesDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R84.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41203 - Disclosure - AARP (AARP Program Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) </LongName>
<ShortName> AARP (AARP Program Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureAarpAarpProgramFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R85.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41301 - Disclosure - Commitments and Contingencies (Narrative) </LongName>
<ShortName> Commitments and Contingencies (Narrative) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommitmentsAndContingenciesNarrative </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R86.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41302 - Disclosure - Commitments and Contingencies (Future Minimum Annual Lease Payments, Net of Sublease Income, Under all Noncancelable Operating Leases) (Details) </LongName>
<ShortName> Commitments and Contingencies (Future Minimum Annual Lease Payments, Net of Sublease Income, Under all Noncancelable Operating Leases) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureCommitmentsAndContingenciesFutureMinimumAnnualLeasePaymentsNetOfSubleaseIncomeUnderAllNoncancelableOperatingLeasesDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R87.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41401 - Disclosure - Segment Financial Information (Narrative) (Details) </LongName>
<ShortName> Segment Financial Information (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureSegmentFinancialInformationNarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R88.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41402 - Disclosure - Segment Financial Information (Details) </LongName>
<ShortName> Segment Financial Information (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureSegmentFinancialInformationDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R89.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41501 - Disclosure - Quarterly Financial Data (Quarterly Financial Information) (Details) </LongName>
<ShortName> Quarterly Financial Data (Quarterly Financial Information) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureQuarterlyFinancialDataQuarterlyFinancialInformationDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R90.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41601 - Disclosure - Schedule I (Condensed Balance Sheets) (Details) </LongName>
<ShortName> Schedule I (Condensed Balance Sheets) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureScheduleICondensedBalanceSheetsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R91.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41602 - Disclosure - Schedule I (Condensed Statements of Operations) (Details) </LongName>
<ShortName> Schedule I (Condensed Statements of Operations) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureScheduleICondensedStatementsOfOperationsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R92.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41603 - Disclosure - Schedule I (Condensed Statements of Cash Flows) (Details) </LongName>
<ShortName> Schedule I (Condensed Statements of Cash Flows) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureScheduleICondensedStatementsOfCashFlowsDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R93.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Sheet </ReportType>
<LongName> 41604 - Disclosure - Schedule I (Narrative) (Details) </LongName>
<ShortName> Schedule I (Narrative) (Details) </ShortName>
<Role> http://www.unitedhealthgroup.com/taxonomy/role/DisclosureScheduleINarrativeDetails </Role>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName> R94.xml </XmlFileName>
</Report>
<Report>
<IsDefault> false </IsDefault>
<ReportType> Book </ReportType>
<LongName> All Reports </LongName>
<ShortName> All Reports </ShortName>
<Role/>
<ContainEmbeddedReports> false </ContainEmbeddedReports>
<XmlFileName/>
</Report>
</MyReports>
<EntityCount> 1 </EntityCount>
<ContextCount> 468 </ContextCount>
<SegmentCount> 112 </SegmentCount>
<ScenarioCount> 0 </ScenarioCount>
<UnitCount> 4 </UnitCount>
<ElementCount> 485 </ElementCount>
<FootnotesReported> true </FootnotesReported>
<TuplesReported> false </TuplesReported>
<ContextSummary>
<ContextSummary>
<ContextName> Duration_10_1_2009_To_12_31_2009 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009342 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022283 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201063 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102262 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102234 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_2_5_2010 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_7_1_2010_To_9_30_2010 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200927 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523223 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222214 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102224 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102225 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201032 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200910 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201042 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200932222 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009233 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222211 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201054 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009235 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523221 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022242 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095217 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010472 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_10_25_20102 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201028 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103253 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009422 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523211 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102224332 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201010 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009722 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200935 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200934 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222212 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_7_1_2009_To_9_30_2009 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010192 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_200843 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201022 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022211 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095213 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022229 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201062 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009314 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200938 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201022222 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201063 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201016 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20102 </ContextName>
<ElementCount> 31 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010422 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102232 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200956 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102293 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200938 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200911 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009313 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201053 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523227 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201020 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200955 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2011_To_12_31_2011 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201021042 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009318 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20104733 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20108 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_200832 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200726 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009232 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_2_29_20082 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222229 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2008 </ContextName>
<ElementCount> 8 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103223 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009527 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201092 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102103 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010214 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222224 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201010 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_10_25_2010 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_20084 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009622 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009526 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_2_28_2010 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200922 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201083 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_3_31_2010 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20102222 </ContextName>
<ElementCount> 13 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200948 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010226 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20107 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200725 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009522 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2007 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_20086 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222332 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102233 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009222 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010203 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200921 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201055 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201024 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201021 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010324 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20096 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010222 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201026 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009425 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010229 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200935 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102226 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200962 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201025 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022225 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200919 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010 </ContextName>
<ElementCount> 256 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222228 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010228 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222213 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523217 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952325 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952328 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201047 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20094 </ContextName>
<ElementCount> 10 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20107 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102108 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102224333 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952329 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022223 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20105 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010225 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201053 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222217 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200827 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009323 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201032227 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_2008 </ContextName>
<ElementCount> 29 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222433 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102107 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201047332 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009321 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009424 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20098 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009310 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201072 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200985 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010210 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200963 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009332 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095211 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200972 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010224 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102214 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_2_29_20085 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103252 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523215 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201027 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022212 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200954 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102102 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222532 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201014 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200829 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222215 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102283 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200936 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200944 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20099 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200828 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200941 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201073 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20104 </ContextName>
<ElementCount> 10 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222215 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010227 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200939 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010232 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022243 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222432 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200959 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200993 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20097222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201033 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010217 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523219 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102223332 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102263 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_200835 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009324 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20108 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200934 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200960 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102223 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009319 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_2_29_2008 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022232 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201025 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201046 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523214 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010225 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200923 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010211 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102212 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103233 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200984 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009315 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201074 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20083 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102229 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010223 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201043 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200924 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_6_30_2010 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_1_14_2009 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200823 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20093 </ContextName>
<ElementCount> 100 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_20093223 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_20087 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201052 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010522 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_20093 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200994 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010323 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_20085 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103222222 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200923 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200946 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201052 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201032225 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_4_1_2010_To_6_30_2010 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095210 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_3_31_2009 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200932 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201011 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010219 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201092 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010325 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222218 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222216 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_2_29_20083 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222216 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200942 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_200833 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523226 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010215 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222214 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222212 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222217 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222223 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201022223 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200822 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20109 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200916 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952324 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102106 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200937 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201018 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2008214 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009524 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952326 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022210 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009317 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222220 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200983 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222211 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200922 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010922 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_200842 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010218 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103224 </ContextName>
<ElementCount> 13 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009529 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20092 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200986 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952327 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022253 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103225 </ContextName>
<ElementCount> 13 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201032224 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20082 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010242 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201023 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200973 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_4_1_2009_To_6_30_2009 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_200836 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201023 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523225 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009423 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222333 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20109 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200926 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201024 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222213 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200915 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201082 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200824 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201042 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022213 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201062 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102211 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2008211 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523218 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222210 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20104223 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2008212 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222226 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_20092 </ContextName>
<ElementCount> 130 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_2008322 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010322222 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010223 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200924 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009333 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103232 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102210 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_2_29_20084 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010322232 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200943 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201029 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200913 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222210 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200920 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20104222 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009236 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_20083 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523228 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200914 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102228 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200933 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222219 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_20088 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222218 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022282 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523210 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102105 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201019 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009427 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222227 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200925 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200826 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009316 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222225 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200939 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_20089 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201064 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201032226 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010332 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_10_1_2010_To_12_31_2010 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010322223 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200953 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095212 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010322 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20103 </ContextName>
<ElementCount> 156 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523213 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200957 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523212 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201021052 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_200834 </ContextName>
<ElementCount> 12 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2008_To_12_31_20082 </ContextName>
<ElementCount> 116 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201032223 </ContextName>
<ElementCount> 13 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102272 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20103254 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200727 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20105 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200937 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102273 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2008210 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_2010224 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022252 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102213 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010220 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010212 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201043 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022228 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095214 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009322 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022226 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201044 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200949 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201015 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095218 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009 </ContextName>
<ElementCount> 31 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010213 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200931 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009234 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200723 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2008213 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200951 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20106 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201021053 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200982 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200945 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102292 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010221 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200724 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20072 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_200933 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009311 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095233 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009525 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200992 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022227 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201031 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200825 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_7_17_2009 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_20093222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200917 </ContextName>
<ElementCount> 4 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523224 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200947 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200722 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010473 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201021043 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201045 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20106 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010216 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20097 </ContextName>
<ElementCount> 7 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_20104 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20104732 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200928 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201013 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201032222 </ContextName>
<ElementCount> 13 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022233 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010202 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952322 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009528 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200952323 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200950 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102282 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201012 </ContextName>
<ElementCount> 6 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2010222219 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009312 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200930 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102222222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201022224 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200958 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200929 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523220 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095232 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201017 </ContextName>
<ElementCount> 29 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200918 </ContextName>
<ElementCount> 29 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200912 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2010_To_12_31_201042222 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102104 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200936 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_201030 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095242 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200940 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_200932 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2008215 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095216 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20102227 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_20095215 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009426 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_10_25_20103 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> Duration_1_1_2009_To_12_31_2009320 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009523216 </ContextName>
<ElementCount> 2 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_12_31_2009623 </ContextName>
<ElementCount> 3 </ElementCount>
</ContextSummary>
<ContextSummary>
<ContextName> As_Of_1_31_2011 </ContextName>
<ElementCount> 1 </ElementCount>
</ContextSummary>
</ContextSummary>
<BaseTaxonomies/>
<HasPresentationLinkbase> true </HasPresentationLinkbase>
<HasCalculationLinkbase> true </HasCalculationLinkbase>
</FilingSummary>

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 — Sun., Apr. 28, 6:28:04.1am ET