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

Morgan Stanley – ‘10-Q’ for 3/31/18 – ‘XML’

On:  Friday, 5/4/18, at 4:43pm ET   ·   For:  3/31/18   ·   Accession #:  1193125-18-152899   ·   File #:  1-11758

Previous ‘10-Q’:  ‘10-Q’ on 11/3/17 for 9/30/17   ·   Next:  ‘10-Q’ on 8/3/18 for 6/30/18   ·   Latest:  ‘10-Q’ on 11/3/23 for 9/30/23   ·   4 References:   

Find Words in Filings emoji
 		  in    Show  and   ↓Hints

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

 5/04/18  Morgan Stanley                    10-Q        3/31/18  131:34M                                    Donnelley … Solutions/FA

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

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML   2.15M 
 2: EX-10.1     Material Contract                                   HTML    116K 
 3: EX-12       Statement re: Computation of Ratios                 HTML     59K 
 4: EX-15       Letter re: Unaudited Interim Financial Info         HTML     47K 
 5: EX-31.1     Certification -- §302 - SOA'02                      HTML     43K 
 6: EX-31.2     Certification -- §302 - SOA'02                      HTML     43K 
 7: EX-32.1     Certification -- §906 - SOA'02                      HTML     38K 
 8: EX-32.2     Certification -- §906 - SOA'02                      HTML     38K 
15: R1          Document and Entity Information                     HTML     64K 
16: R2          Consolidated Income Statements (Unaudited)          HTML    149K 
17: R3          Consolidated Comprehensive Income Statements        HTML     67K 
                (Unaudited)                                                      
18: R4          Consolidated Balance Sheets                         HTML    137K 
19: R5          Consolidated Balance Sheets (Parenthetical)         HTML     68K 
20: R6          Consolidated Statements of Changes in Total Equity  HTML     74K 
                (Unaudited)                                                      
21: R7          Consolidated Cash Flow Statements (Unaudited)       HTML    163K 
22: R8          Introduction and Basis of Presentation              HTML     52K 
23: R9          Significant Accounting Policies                     HTML     66K 
24: R10         Fair Value Disclosures                              HTML   1.00M 
25: R11         Derivative Instruments and Hedging Activities       HTML    550K 
26: R12         Investment Securities                               HTML    465K 
27: R13         Collateralized Transactions                         HTML    253K 
28: R14         Loans and Allowance for Credit Losses               HTML    298K 
29: R15         Equity Method Investments                           HTML     53K 
30: R16         Deposits                                            HTML     59K 
31: R17         Borrowings and Other Secured Financings             HTML     68K 
32: R18         Commitments, Guarantees and Contingencies           HTML    218K 
33: R19         Variable Interest Entities and Securitization       HTML    349K 
                Activities                                                       
34: R20         Regulatory Requirements                             HTML    176K 
35: R21         Total Equity                                        HTML    218K 
36: R22         Earnings per Common Share                           HTML     82K 
37: R23         Interest Income and Interest Expense                HTML     68K 
38: R24         Employee Benefit Plans                              HTML     53K 
39: R25         Income Taxes                                        HTML     45K 
40: R26         Segment and Geographic Information                  HTML    180K 
41: R27         Customer Contract Revenue Recognition               HTML    108K 
42: R28         Subsequent Events                                   HTML     42K 
43: R29         Significant Accounting Policies (Policy)            HTML     62K 
44: R30         Fair Value Disclosures (Tables)                     HTML   1.02M 
45: R31         Derivative Instruments and Hedging Activities       HTML    554K 
                (Tables)                                                         
46: R32         Investment Securities (Tables)                      HTML    465K 
47: R33         Collateralized Transactions (Tables)                HTML    256K 
48: R34         Loans and Allowance for Credit Losses (Tables)      HTML    306K 
49: R35         Equity Method Investments (Tables)                  HTML     51K 
50: R36         Deposits (Tables)                                   HTML     59K 
51: R37         Borrowings and Other Secured Financings (Tables)    HTML     67K 
52: R38         Commitments, Guarantees and Contingencies (Tables)  HTML    181K 
53: R39         Variable Interest Entities and Securitization       HTML    348K 
                Activities (Tables)                                              
54: R40         Regulatory Requirements (Tables)                    HTML    165K 
55: R41         Total Equity (Tables)                               HTML    221K 
56: R42         Earnings per Common Share (Tables)                  HTML     81K 
57: R43         Interest Income and Interest Expense (Tables)       HTML     66K 
58: R44         Employee Benefit Plans (Tables)                     HTML     52K 
59: R45         Segment and Geographic Information (Tables)         HTML    185K 
60: R46         Customer Contract Revenue Recognition (Tables)      HTML    109K 
61: R47         Significant Accounting Policies (Details)           HTML     46K 
62: R48         Fair Value Disclosures (Assets and Liabilities      HTML    204K 
                Measured at Fair Value on a Recurring Basis)                     
                (Details)                                                        
63: R49         Fair Value Disclosures (Rollforward of Level 3      HTML    170K 
                Assets and Liabilities Measured at Fair Value on a               
                Recurring Basis) (Details)                                       
64: R50         Fair Value Disclosures (Valuation Techniques and    HTML    230K 
                Sensitivity of Unobservable Inputs Used in                       
                Recurring Level 3 Fair Value Measurements)                       
                (Details)                                                        
65: R51         Fair Value Disclosures (Measured Based on Net       HTML     61K 
                Asset Value) (Details)                                           
66: R52         Fair Value Disclosures (Earnings Impact of          HTML     46K 
                Instruments under the Fair Value Option) (Details)               
67: R53         Fair Value Disclosures (Gains (Losses) Due to       HTML     58K 
                Changes in Instrument-Specific Credit Risk)                      
                (Details)                                                        
68: R54         Fair Value Disclosures (Borrowings Measured at      HTML     54K 
                Fair Value) (Details)                                            
69: R55         Fair Value Disclosures (Excess of Contractual       HTML     44K 
                Principal Amount Over Fair Value) (Details)                      
70: R56         Fair Value Disclosures (Fair Value of Loans in      HTML     42K 
                Nonaccrual Status) (Details)                                     
71: R57         Fair Value Disclosures (Assets Measured at Fair     HTML     73K 
                Value on a Non-Recurring Basis) (Details)                        
72: R58         Fair Value Disclosures (Financial Instruments Not   HTML    126K 
                Measured at Fair Value) (Details)                                
73: R59         Derivative Instruments and Hedging Activities       HTML    185K 
                (Derivative Fair Values) (Details)                               
74: R60         Derivative Instruments and Hedging Activities       HTML    108K 
                (Derivative Notionals) (Details)                                 
75: R61         Derivative Instruments and Hedging Activities       HTML     81K 
                (Gains (Losses) on Accounting Hedges and Trading                 
                Revenues by Product Type) (Details)                              
76: R62         Derivative Instruments and Hedging Activities       HTML     52K 
                (Credit Risk-Related Contingencies) (Details)                    
77: R63         Derivative Instruments and Hedging Activities       HTML    120K 
                (Credit Derivatives and Other Credit Contracts)                  
                (Details)                                                        
78: R64         Investment Securities (AFS and HTM Securities)      HTML    134K 
                (Details)                                                        
79: R65         Investment Securities (Investment Securities in an  HTML    147K 
                Unrealized Loss Position) (Details)                              
80: R66         Investment Securities (Investment Securities by     HTML    202K 
                Contractual Maturity) (Details)                                  
81: R67         Collateralized Transactions (Offsetting of Certain  HTML    115K 
                Collateralized Transactions) (Details)                           
82: R68         Collateralized Transactions (Gross Secured          HTML     85K 
                Financing Balances) (Details)                                    
83: R69         Collateralized Transactions (Assets Pledged)        HTML     45K 
                (Details)                                                        
84: R70         Collateralized Transactions (Collateral Received)   HTML     43K 
                (Details)                                                        
85: R71         Collateralized Transactions (Customer Margin        HTML     39K 
                Lending and Other) (Details)                                     
86: R72         Collateralized Transactions (Restricted Cash and    HTML     46K 
                Segregated Securities) (Details)                                 
87: R73         Loans and Allowance for Credit Losses (Loans Held   HTML    126K 
                for Investment and Held for Sale) (Details)                      
88: R74         Loans and Allowance for Credit Losses (Impaired     HTML     66K 
                Loans) (Details)                                                 
89: R75         Loans and Allowance for Credit Losses (Tdr)         HTML     43K 
                (Details)                                                        
90: R76         Loans and Allowance for Credit Losses (Allowance    HTML     92K 
                for Loan Losses and Lending Commitments                          
                Rollforward) (Details)                                           
91: R77         Loans and Allowance for Credit Losses (Employee     HTML     49K 
                Loans) (Details)                                                 
92: R78         Equity Method Investments (Equity Method            HTML     45K 
                Investment Balances) (Details)                                   
93: R79         Equity Method Investments (Investees) (Details)     HTML     49K 
94: R80         Deposits (Details)                                  HTML     63K 
95: R81         Borrowings and Other Secured Financings (Long-Term  HTML     55K 
                Borrowings) (Details)                                            
96: R82         Borrowings and Other Secured Financings (Other      HTML     46K 
                Secured Financings) (Details)                                    
97: R83         Commitments, Guarantees and Contingencies           HTML     79K 
                (Commitments) (Details)                                          
98: R84         Commitments, Guarantees and Contingencies           HTML    111K 
                (Obligations under Guarantee Arrangements)                       
                (Details)                                                        
99: R85         Commitments, Guarantees and Contingencies           HTML    105K 
                (Contingencies) (Details)                                        
100: R86         Variable Interest Entities and Securitization       HTML     50K  
                Activities (Consolidated VIEs) (Details)                         
101: R87         Variable Interest Entities and Securitization       HTML     76K  
                Activities (Assets and Liabilities by Balance                    
                Sheet Caption) (Details)                                         
102: R88         Variable Interest Entities and Securitization       HTML    102K  
                Activities (Non-Consolidated VIEs) (Details)                     
103: R89         Variable Interest Entities and Securitization       HTML     85K  
                Activities (Transfers of Assets with Continuing                  
                Involvement 1) (Details)                                         
104: R90         Variable Interest Entities and Securitization       HTML     70K  
                Activities (Transfers of Assets with Continuing                  
                Involvement 2) (Details)                                         
105: R91         Variable Interest Entities and Securitization       HTML     50K  
                Activities (Proceeds from New Securitization                     
                Transactions and Sales of Loans) (Details)                       
106: R92         Variable Interest Entities and Securitization       HTML     53K  
                Activities (Assets Sold with Retained Exposure)                  
                (Details)                                                        
107: R93         Variable Interest Entities and Securitization       HTML     42K  
                Activities (Failed Sales) (Details)                              
108: R94         Regulatory Requirements (Narrative) (Details)       HTML     45K  
109: R95         Regulatory Requirements (Capital Measures)          HTML     82K  
                (Details)                                                        
110: R96         Regulatory Requirements (U.S. Bank Subsidiaries'    HTML     86K  
                Regulatory Capital and Capital Ratios) (Details)                 
111: R97         Regulatory Requirements (Broker-Dealer Regulatory   HTML     47K  
                Capital Requirements) (Details)                                  
112: R98         Total Equity (Dividends and Share Repurchases)      HTML     56K  
                (Details)                                                        
113: R99         Total Equity (Preferred Stock General Disclosure)   HTML     42K  
                (Details)                                                        
114: R100        Total Equity (Preferred Stock Outstanding)          HTML     83K  
                (Details)                                                        
115: R101        Total Equity (Aoci) (Details)                       HTML     59K  
116: R102        Total Equity (Components of Period Changes in OCI   HTML    175K  
                ) (Details)                                                      
117: R103        Total Equity (Cumulative Adjustments to Retained    HTML     51K  
                Earnings) (Details)                                              
118: R104        Earnings per Common Share (Calculation of Basic     HTML    101K  
                and Diluted EPS) (Details)                                       
119: R105        Interest Income and Interest Expense (Details)      HTML     66K  
120: R106        Employee Benefit Plans (Net Periodic Benefit        HTML     53K  
                Expense (Income)) (Details)                                      
121: R107        Segment and Geographic Information (Selected        HTML     97K  
                Financial Information by Business Segment)                       
                (Details)                                                        
122: R108        Segment and Geographic Information (Assets by       HTML     47K  
                Business Segment) (Details)                                      
123: R109        Segment and Geographic Information (Additional      HTML     43K  
                Information - Investment Management) (Details)                   
124: R110        Segment and Geographic Information (Net Revenues    HTML     46K  
                by Region) (Details)                                             
125: R111        Customer Contract Revenue Recognition (Customer     HTML     81K  
                Contract Renenues) (Details)                                     
126: R112        Customer Contract Revenue Recognition (Change in    HTML     63K  
                Revenue) (Details)                                               
127: R113        Customer Contract Revenue Recognition (Balance      HTML     51K  
                Sheet Amounts) (Details)                                         
128: R114        Customer Contract Revenue Recognition (Future       HTML     49K  
                Expected Revenues) (Details)                                     
130: XML         IDEA XML File -- Filing Summary                      XML    262K  
129: EXCEL       IDEA Workbook of Financial Reports                  XLSX    196K  
 9: EX-101.INS  XBRL Instance -- ms-20180331                         XML  13.13M 
11: EX-101.CAL  XBRL Calculations -- ms-20180331_cal                 XML    640K 
12: EX-101.DEF  XBRL Definitions -- ms-20180331_def                  XML   3.52M 
13: EX-101.LAB  XBRL Labels -- ms-20180331_lab                       XML   6.88M 
14: EX-101.PRE  XBRL Presentations -- ms-20180331_pre                XML   4.78M 
10: EX-101.SCH  XBRL Schema -- ms-20180331                           XSD    699K 
131: ZIP         XBRL Zipped Folder -- 0001193125-18-152899-xbrl      Zip    913K

‘XML’   —   IDEA XML File — Filing Summary

This Document is an IDEA XML File.

                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<FilingSummary>
<Version> 3.8.0.1 </Version>
<ProcessingTime/>
<ReportFormat> html </ReportFormat>
<ContextCount> 1140 </ContextCount>
<ElementCount> 654 </ElementCount>
<EntityCount> 1 </EntityCount>
<FootnotesReported> false </FootnotesReported>
<SegmentCount> 241 </SegmentCount>
<ScenarioCount> 0 </ScenarioCount>
<TuplesReported> false </TuplesReported>
<UnitCount> 6 </UnitCount>
<MyReports>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R1.htm </HtmlFileName>
<LongName> 000090 - Document - Document and Entity Information </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DocumentDocumentAndEntityInformation </Role>
<ShortName> Document and Entity Information </ShortName>
<MenuCategory> Cover </MenuCategory>
<Position> 1 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R2.htm </HtmlFileName>
<LongName> 000100 - Statement - Consolidated Income Statements (Unaudited) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/ConsolidatedIncomeStatementsUnaudited </Role>
<ShortName> Consolidated Income Statements (Unaudited) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 2 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R3.htm </HtmlFileName>
<LongName> 000200 - Statement - Consolidated Comprehensive Income Statements (Unaudited) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/ConsolidatedComprehensiveIncomeStatementsUnaudited </Role>
<ShortName> Consolidated Comprehensive Income Statements (Unaudited) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 3 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R4.htm </HtmlFileName>
<LongName> 000300 - Statement - Consolidated Balance Sheets </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/ConsolidatedBalanceSheets </Role>
<ShortName> Consolidated Balance Sheets </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 4 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R5.htm </HtmlFileName>
<LongName> 000305 - Statement - Consolidated Balance Sheets (Parenthetical) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/ConsolidatedBalanceSheetsParenthetical </Role>
<ShortName> Consolidated Balance Sheets (Parenthetical) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 5 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R6.htm </HtmlFileName>
<LongName> 000400 - Statement - Consolidated Statements of Changes in Total Equity (Unaudited) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/ConsolidatedStatementsOfChangesInTotalEquityUnaudited </Role>
<ShortName> Consolidated Statements of Changes in Total Equity (Unaudited) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 6 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R7.htm </HtmlFileName>
<LongName> 000500 - Statement - Consolidated Cash Flow Statements (Unaudited) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/ConsolidatedCashFlowStatementsUnaudited </Role>
<ShortName> Consolidated Cash Flow Statements (Unaudited) </ShortName>
<MenuCategory> Statements </MenuCategory>
<Position> 7 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R8.htm </HtmlFileName>
<LongName> 100100 - Disclosure - Introduction and Basis of Presentation </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DisclosureIntroductionAndBasisOfPresentation </Role>
<ShortName> Introduction and Basis of Presentation </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 8 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R9.htm </HtmlFileName>
<LongName> 100200 - Disclosure - Significant Accounting Policies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DisclosureSignificantAccountingPolicies </Role>
<ShortName> Significant Accounting Policies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 9 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R10.htm </HtmlFileName>
<LongName> 100300 - Disclosure - Fair Value Disclosures </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosures </Role>
<ShortName> Fair Value Disclosures </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 10 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R11.htm </HtmlFileName>
<LongName> 100400 - Disclosure - Derivative Instruments and Hedging Activities </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivities </Role>
<ShortName> Derivative Instruments and Hedging Activities </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 11 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R12.htm </HtmlFileName>
<LongName> 100500 - Disclosure - Investment Securities </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/InvestmentSecurities </Role>
<ShortName> Investment Securities </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 12 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R13.htm </HtmlFileName>
<LongName> 100600 - Disclosure - Collateralized Transactions </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DisclosureCollateralizedTransactions </Role>
<ShortName> Collateralized Transactions </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 13 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R14.htm </HtmlFileName>
<LongName> 100700 - Disclosure - Loans and Allowance for Credit Losses </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLosses </Role>
<ShortName> Loans and Allowance for Credit Losses </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 14 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R15.htm </HtmlFileName>
<LongName> 100800 - Disclosure - Equity Method Investments </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EquityMethodInvestments </Role>
<ShortName> Equity Method Investments </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 15 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R16.htm </HtmlFileName>
<LongName> 100900 - Disclosure - Deposits </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/Deposits </Role>
<ShortName> Deposits </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 16 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R17.htm </HtmlFileName>
<LongName> 101000 - Disclosure - Borrowings and Other Secured Financings </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/BorrowingsAndOtherSecuredFinancings </Role>
<ShortName> Borrowings and Other Secured Financings </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 17 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R18.htm </HtmlFileName>
<LongName> 101100 - Disclosure - Commitments, Guarantees and Contingencies </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingencies </Role>
<ShortName> Commitments, Guarantees and Contingencies </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 18 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R19.htm </HtmlFileName>
<LongName> 101200 - Disclosure - Variable Interest Entities and Securitization Activities </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivities </Role>
<ShortName> Variable Interest Entities and Securitization Activities </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 19 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R20.htm </HtmlFileName>
<LongName> 101300 - Disclosure - Regulatory Requirements </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/RegulatoryRequirements </Role>
<ShortName> Regulatory Requirements </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 20 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R21.htm </HtmlFileName>
<LongName> 101400 - Disclosure - Total Equity </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/TotalEquity </Role>
<ShortName> Total Equity </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 21 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R22.htm </HtmlFileName>
<LongName> 101500 - Disclosure - Earnings per Common Share </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EarningsPerCommonShare </Role>
<ShortName> Earnings per Common Share </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 22 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R23.htm </HtmlFileName>
<LongName> 101600 - Disclosure - Interest Income and Interest Expense </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/InterestIncomeAndInterestExpense </Role>
<ShortName> Interest Income and Interest Expense </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 23 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R24.htm </HtmlFileName>
<LongName> 101700 - Disclosure - Employee Benefit Plans </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EmployeeBenefitPlans </Role>
<ShortName> Employee Benefit Plans </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 24 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R25.htm </HtmlFileName>
<LongName> 101800 - Disclosure - Income Taxes </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/IncomeTaxes </Role>
<ShortName> Income Taxes </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 25 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R26.htm </HtmlFileName>
<LongName> 101900 - Disclosure - Segment and Geographic Information </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/SegmentAndGeographicInformation </Role>
<ShortName> Segment and Geographic Information </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 26 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R27.htm </HtmlFileName>
<LongName> 102000 - Disclosure - Customer Contract Revenue Recognition </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CustomerContractRevenueRecognition </Role>
<ShortName> Customer Contract Revenue Recognition </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 27 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R28.htm </HtmlFileName>
<LongName> 102100 - Disclosure - Subsequent Events </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/SubsequentEvents </Role>
<ShortName> Subsequent Events </ShortName>
<MenuCategory> Notes </MenuCategory>
<Position> 28 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R29.htm </HtmlFileName>
<LongName> 200200 - Disclosure - Significant Accounting Policies (Policy) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DisclosureSignificantAccountingPoliciesPolicy </Role>
<ShortName> Significant Accounting Policies (Policy) </ShortName>
<MenuCategory> Policies </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureSignificantAccountingPolicies </ParentRole>
<Position> 29 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R30.htm </HtmlFileName>
<LongName> 300300 - Disclosure - Fair Value Disclosures (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresTables </Role>
<ShortName> Fair Value Disclosures (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosures </ParentRole>
<Position> 30 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R31.htm </HtmlFileName>
<LongName> 300400 - Disclosure - Derivative Instruments and Hedging Activities (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesTables </Role>
<ShortName> Derivative Instruments and Hedging Activities (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivities </ParentRole>
<Position> 31 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R32.htm </HtmlFileName>
<LongName> 300500 - Disclosure - Investment Securities (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/InvestmentSecuritiesTables </Role>
<ShortName> Investment Securities (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/InvestmentSecurities </ParentRole>
<Position> 32 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R33.htm </HtmlFileName>
<LongName> 300600 - Disclosure - Collateralized Transactions (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DisclosureCollateralizedTransactionsTables </Role>
<ShortName> Collateralized Transactions (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureCollateralizedTransactions </ParentRole>
<Position> 33 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R34.htm </HtmlFileName>
<LongName> 300700 - Disclosure - Loans and Allowance for Credit Losses (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesTables </Role>
<ShortName> Loans and Allowance for Credit Losses (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLosses </ParentRole>
<Position> 34 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R35.htm </HtmlFileName>
<LongName> 300800 - Disclosure - Equity Method Investments (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EquityMethodInvestmentsTables </Role>
<ShortName> Equity Method Investments (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/EquityMethodInvestments </ParentRole>
<Position> 35 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R36.htm </HtmlFileName>
<LongName> 300900 - Disclosure - Deposits (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DepositsTables </Role>
<ShortName> Deposits (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/Deposits </ParentRole>
<Position> 36 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R37.htm </HtmlFileName>
<LongName> 301000 - Disclosure - Borrowings and Other Secured Financings (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/BorrowingsAndOtherSecuredFinancingsTables </Role>
<ShortName> Borrowings and Other Secured Financings (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/BorrowingsAndOtherSecuredFinancings </ParentRole>
<Position> 37 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R38.htm </HtmlFileName>
<LongName> 301100 - Disclosure - Commitments, Guarantees and Contingencies (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingenciesTables </Role>
<ShortName> Commitments, Guarantees and Contingencies (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingencies </ParentRole>
<Position> 38 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R39.htm </HtmlFileName>
<LongName> 301200 - Disclosure - Variable Interest Entities and Securitization Activities (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivities </ParentRole>
<Position> 39 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R40.htm </HtmlFileName>
<LongName> 301300 - Disclosure - Regulatory Requirements (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/RegulatoryRequirementsTables </Role>
<ShortName> Regulatory Requirements (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/RegulatoryRequirements </ParentRole>
<Position> 40 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R41.htm </HtmlFileName>
<LongName> 301400 - Disclosure - Total Equity (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/TotalEquityTables </Role>
<ShortName> Total Equity (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/TotalEquity </ParentRole>
<Position> 41 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R42.htm </HtmlFileName>
<LongName> 301500 - Disclosure - Earnings per Common Share (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EarningsPerCommonShareTables </Role>
<ShortName> Earnings per Common Share (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/EarningsPerCommonShare </ParentRole>
<Position> 42 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R43.htm </HtmlFileName>
<LongName> 301600 - Disclosure - Interest Income and Interest Expense (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/InterestIncomeAndInterestExpenseTables </Role>
<ShortName> Interest Income and Interest Expense (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/InterestIncomeAndInterestExpense </ParentRole>
<Position> 43 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R44.htm </HtmlFileName>
<LongName> 301700 - Disclosure - Employee Benefit Plans (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EmployeeBenefitPlansTables </Role>
<ShortName> Employee Benefit Plans (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/EmployeeBenefitPlans </ParentRole>
<Position> 44 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R45.htm </HtmlFileName>
<LongName> 301900 - Disclosure - Segment and Geographic Information (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/SegmentAndGeographicInformationTables </Role>
<ShortName> Segment and Geographic Information (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/SegmentAndGeographicInformation </ParentRole>
<Position> 45 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R46.htm </HtmlFileName>
<LongName> 302000 - Disclosure - Customer Contract Revenue Recognition (Tables) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionTables </Role>
<ShortName> Customer Contract Revenue Recognition (Tables) </ShortName>
<MenuCategory> Tables </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CustomerContractRevenueRecognition </ParentRole>
<Position> 46 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R47.htm </HtmlFileName>
<LongName> 400200 - Disclosure - Significant Accounting Policies (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DisclosureSignificantAccountingPoliciesDetails </Role>
<ShortName> Significant Accounting Policies (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureSignificantAccountingPoliciesPolicy </ParentRole>
<Position> 47 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R48.htm </HtmlFileName>
<LongName> 400310 - Disclosure - Fair Value Disclosures (Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresAssetsAndLiabilitiesMeasuredAtFairValueOnARecurringBasisDetails </Role>
<ShortName> Fair Value Disclosures (Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 48 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R49.htm </HtmlFileName>
<LongName> 400320 - Disclosure - Fair Value Disclosures (Rollforward of Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresRollforwardOfLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnARecurringBasisDetails </Role>
<ShortName> Fair Value Disclosures (Rollforward of Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 49 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R50.htm </HtmlFileName>
<LongName> 400325 - Disclosure - Fair Value Disclosures (Valuation Techniques and Sensitivity of Unobservable Inputs Used in Recurring Level 3 Fair Value Measurements) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresValuationTechniquesAndSensitivityOfUnobservableInputsUsedInRecurringLevel3FairValueMeasurementsDetails </Role>
<ShortName> Fair Value Disclosures (Valuation Techniques and Sensitivity of Unobservable Inputs Used in Recurring Level 3 Fair Value Measurements) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 50 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R51.htm </HtmlFileName>
<LongName> 400330 - Disclosure - Fair Value Disclosures (Measured Based on Net Asset Value) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresMeasuredBasedOnNetAssetValueDetails </Role>
<ShortName> Fair Value Disclosures (Measured Based on Net Asset Value) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 51 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R52.htm </HtmlFileName>
<LongName> 400340 - Disclosure - Fair Value Disclosures (Earnings Impact of Instruments under the Fair Value Option) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresEarningsImpactOfInstrumentsUnderTheFairValueOptionDetails </Role>
<ShortName> Fair Value Disclosures (Earnings Impact of Instruments under the Fair Value Option) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 52 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R53.htm </HtmlFileName>
<LongName> 400350 - Disclosure - Fair Value Disclosures (Gains (Losses) Due to Changes in Instrument-Specific Credit Risk) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresGainsLossesDueToChangesInInstrumentSpecificCreditRiskDetails </Role>
<ShortName> Fair Value Disclosures (Gains (Losses) Due to Changes in Instrument-Specific Credit Risk) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 53 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R54.htm </HtmlFileName>
<LongName> 400355 - Disclosure - Fair Value Disclosures (Borrowings Measured at Fair Value) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresBorrowingsMeasuredAtFairValueDetails </Role>
<ShortName> Fair Value Disclosures (Borrowings Measured at Fair Value) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 54 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R55.htm </HtmlFileName>
<LongName> 400360 - Disclosure - Fair Value Disclosures (Excess of Contractual Principal Amount Over Fair Value) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresExcessOfContractualPrincipalAmountOverFairValueDetails </Role>
<ShortName> Fair Value Disclosures (Excess of Contractual Principal Amount Over Fair Value) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 55 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R56.htm </HtmlFileName>
<LongName> 400364 - Disclosure - Fair Value Disclosures (Fair Value of Loans in Nonaccrual Status) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresFairValueOfLoansInNonaccrualStatusDetails </Role>
<ShortName> Fair Value Disclosures (Fair Value of Loans in Nonaccrual Status) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 56 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R57.htm </HtmlFileName>
<LongName> 400370 - Disclosure - Fair Value Disclosures (Assets Measured at Fair Value on a Non-Recurring Basis) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresAssetsMeasuredAtFairValueOnANonRecurringBasisDetails </Role>
<ShortName> Fair Value Disclosures (Assets Measured at Fair Value on a Non-Recurring Basis) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 57 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R58.htm </HtmlFileName>
<LongName> 400380 - Disclosure - Fair Value Disclosures (Financial Instruments Not Measured at Fair Value) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/FairValueDisclosuresFinancialInstrumentsNotMeasuredAtFairValueDetails </Role>
<ShortName> Fair Value Disclosures (Financial Instruments Not Measured at Fair Value) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/FairValueDisclosuresTables </ParentRole>
<Position> 58 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R59.htm </HtmlFileName>
<LongName> 400410 - Disclosure - Derivative Instruments and Hedging Activities (Derivative Fair Values) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesDerivativeFairValuesDetails </Role>
<ShortName> Derivative Instruments and Hedging Activities (Derivative Fair Values) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesTables </ParentRole>
<Position> 59 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R60.htm </HtmlFileName>
<LongName> 400420 - Disclosure - Derivative Instruments and Hedging Activities (Derivative Notionals) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesDerivativeNotionalsDetails </Role>
<ShortName> Derivative Instruments and Hedging Activities (Derivative Notionals) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesTables </ParentRole>
<Position> 60 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R61.htm </HtmlFileName>
<LongName> 400430 - Disclosure - Derivative Instruments and Hedging Activities (Gains (Losses) on Accounting Hedges and Trading Revenues by Product Type) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesGainsLossesOnAccountingHedgesAndTradingRevenuesByProductTypeDetails </Role>
<ShortName> Derivative Instruments and Hedging Activities (Gains (Losses) on Accounting Hedges and Trading Revenues by Product Type) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesTables </ParentRole>
<Position> 61 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R62.htm </HtmlFileName>
<LongName> 400450 - Disclosure - Derivative Instruments and Hedging Activities (Credit Risk-Related Contingencies) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesCreditRiskRelatedContingenciesDetails </Role>
<ShortName> Derivative Instruments and Hedging Activities (Credit Risk-Related Contingencies) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesTables </ParentRole>
<Position> 62 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R63.htm </HtmlFileName>
<LongName> 400460 - Disclosure - Derivative Instruments and Hedging Activities (Credit Derivatives and Other Credit Contracts) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesCreditDerivativesAndOtherCreditContractsDetails </Role>
<ShortName> Derivative Instruments and Hedging Activities (Credit Derivatives and Other Credit Contracts) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DerivativeInstrumentsAndHedgingActivitiesTables </ParentRole>
<Position> 63 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R64.htm </HtmlFileName>
<LongName> 400510 - Disclosure - Investment Securities (AFS and HTM Securities) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/InvestmentSecuritiesAFSAndHTMSecuritiesDetails </Role>
<ShortName> Investment Securities (AFS and HTM Securities) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/InvestmentSecuritiesTables </ParentRole>
<Position> 64 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R65.htm </HtmlFileName>
<LongName> 400520 - Disclosure - Investment Securities (Investment Securities in an Unrealized Loss Position) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/InvestmentSecuritiesInvestmentSecuritiesInAnUnrealizedLossPositionDetails </Role>
<ShortName> Investment Securities (Investment Securities in an Unrealized Loss Position) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/InvestmentSecuritiesTables </ParentRole>
<Position> 65 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R66.htm </HtmlFileName>
<LongName> 400530 - Disclosure - Investment Securities (Investment Securities by Contractual Maturity) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/InvestmentSecuritiesInvestmentSecuritiesByContractualMaturityDetails </Role>
<ShortName> Investment Securities (Investment Securities by Contractual Maturity) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/InvestmentSecuritiesTables </ParentRole>
<Position> 66 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R67.htm </HtmlFileName>
<LongName> 400610 - Disclosure - Collateralized Transactions (Offsetting of Certain Collateralized Transactions) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CollateralizedTransactionsOffsettingOfCertainCollateralizedTransactionsDetails </Role>
<ShortName> Collateralized Transactions (Offsetting of Certain Collateralized Transactions) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureCollateralizedTransactionsTables </ParentRole>
<Position> 67 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R68.htm </HtmlFileName>
<LongName> 400620 - Disclosure - Collateralized Transactions (Gross Secured Financing Balances) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CollateralizedTransactionsGrossSecuredFinancingBalancesDetails </Role>
<ShortName> Collateralized Transactions (Gross Secured Financing Balances) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureCollateralizedTransactionsTables </ParentRole>
<Position> 68 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R69.htm </HtmlFileName>
<LongName> 400630 - Disclosure - Collateralized Transactions (Assets Pledged) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CollateralizedTransactionsAssetsPledgedDetails </Role>
<ShortName> Collateralized Transactions (Assets Pledged) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureCollateralizedTransactionsTables </ParentRole>
<Position> 69 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R70.htm </HtmlFileName>
<LongName> 400640 - Disclosure - Collateralized Transactions (Collateral Received) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CollateralizedTransactionsCollateralReceivedDetails </Role>
<ShortName> Collateralized Transactions (Collateral Received) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureCollateralizedTransactionsTables </ParentRole>
<Position> 70 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R71.htm </HtmlFileName>
<LongName> 400650 - Disclosure - Collateralized Transactions (Customer Margin Lending and Other) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CollateralizedTransactionsCustomerMarginLendingAndOtherDetails </Role>
<ShortName> Collateralized Transactions (Customer Margin Lending and Other) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureCollateralizedTransactionsTables </ParentRole>
<Position> 71 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R72.htm </HtmlFileName>
<LongName> 400660 - Disclosure - Collateralized Transactions (Restricted Cash and Segregated Securities) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CollateralizedTransactionsRestrictedCashAndSegregatedSecuritiesDetails </Role>
<ShortName> Collateralized Transactions (Restricted Cash and Segregated Securities) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DisclosureCollateralizedTransactionsTables </ParentRole>
<Position> 72 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R73.htm </HtmlFileName>
<LongName> 400710 - Disclosure - Loans and Allowance for Credit Losses (Loans Held for Investment and Held for Sale) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesLoansHeldForInvestmentAndHeldForSaleDetails </Role>
<ShortName> Loans and Allowance for Credit Losses (Loans Held for Investment and Held for Sale) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesTables </ParentRole>
<Position> 73 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R74.htm </HtmlFileName>
<LongName> 400720 - Disclosure - Loans and Allowance for Credit Losses (Impaired Loans) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesImpairedLoansDetails </Role>
<ShortName> Loans and Allowance for Credit Losses (Impaired Loans) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesTables </ParentRole>
<Position> 74 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R75.htm </HtmlFileName>
<LongName> 400730 - Disclosure - Loans and Allowance for Credit Losses (TDR) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesTDRDetails </Role>
<ShortName> Loans and Allowance for Credit Losses (TDR) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesTables </ParentRole>
<Position> 75 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R76.htm </HtmlFileName>
<LongName> 400740 - Disclosure - Loans and Allowance for Credit Losses (Allowance for Loan Losses and Lending Commitments Rollforward) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesAllowanceForLoanLossesAndLendingCommitmentsRollforwardDetails </Role>
<ShortName> Loans and Allowance for Credit Losses (Allowance for Loan Losses and Lending Commitments Rollforward) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesTables </ParentRole>
<Position> 76 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R77.htm </HtmlFileName>
<LongName> 400750 - Disclosure - Loans and Allowance for Credit Losses (Employee Loans) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesEmployeeLoansDetails </Role>
<ShortName> Loans and Allowance for Credit Losses (Employee Loans) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/LoansAndAllowanceForCreditLossesTables </ParentRole>
<Position> 77 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R78.htm </HtmlFileName>
<LongName> 400800 - Disclosure - Equity Method Investments (Equity Method Investment Balances) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EquityMethodInvestmentsEquityMethodInvestmentBalancesDetails </Role>
<ShortName> Equity Method Investments (Equity Method Investment Balances) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/EquityMethodInvestmentsTables </ParentRole>
<Position> 78 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R79.htm </HtmlFileName>
<LongName> 400810 - Disclosure - Equity Method Investments (Investees) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EquityMethodInvestmentsInvesteesDetails </Role>
<ShortName> Equity Method Investments (Investees) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/EquityMethodInvestmentsTables </ParentRole>
<Position> 79 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R80.htm </HtmlFileName>
<LongName> 400900 - Disclosure - Deposits (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/DepositsDetails </Role>
<ShortName> Deposits (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/DepositsTables </ParentRole>
<Position> 80 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R81.htm </HtmlFileName>
<LongName> 401030 - Disclosure - Borrowings and Other Secured Financings (Long-Term Borrowings) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/BorrowingsAndOtherSecuredFinancingsLongTermBorrowingsDetails </Role>
<ShortName> Borrowings and Other Secured Financings (Long-Term Borrowings) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/BorrowingsAndOtherSecuredFinancingsTables </ParentRole>
<Position> 81 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R82.htm </HtmlFileName>
<LongName> 401050 - Disclosure - Borrowings and Other Secured Financings (Other Secured Financings) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/BorrowingsAndOtherSecuredFinancingsOtherSecuredFinancingsDetails </Role>
<ShortName> Borrowings and Other Secured Financings (Other Secured Financings) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/BorrowingsAndOtherSecuredFinancingsTables </ParentRole>
<Position> 82 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R83.htm </HtmlFileName>
<LongName> 401110 - Disclosure - Commitments, Guarantees and Contingencies (Commitments) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingenciesCommitmentsDetails </Role>
<ShortName> Commitments, Guarantees and Contingencies (Commitments) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingenciesTables </ParentRole>
<Position> 83 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R84.htm </HtmlFileName>
<LongName> 401130 - Disclosure - Commitments, Guarantees and Contingencies (Obligations under Guarantee Arrangements) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingenciesObligationsUnderGuaranteeArrangementsDetails </Role>
<ShortName> Commitments, Guarantees and Contingencies (Obligations under Guarantee Arrangements) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingenciesTables </ParentRole>
<Position> 84 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R85.htm </HtmlFileName>
<LongName> 401150 - Disclosure - Commitments, Guarantees and Contingencies (Contingencies) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingenciesContingenciesDetails </Role>
<ShortName> Commitments, Guarantees and Contingencies (Contingencies) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CommitmentsGuaranteesAndContingenciesTables </ParentRole>
<Position> 85 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R86.htm </HtmlFileName>
<LongName> 401210 - Disclosure - Variable Interest Entities and Securitization Activities (Consolidated VIEs) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesConsolidatedVIEsDetails </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Consolidated VIEs) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </ParentRole>
<Position> 86 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R87.htm </HtmlFileName>
<LongName> 401220 - Disclosure - Variable Interest Entities and Securitization Activities (Assets and Liabilities by Balance Sheet Caption) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesAssetsAndLiabilitiesByBalanceSheetCaptionDetails </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Assets and Liabilities by Balance Sheet Caption) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </ParentRole>
<Position> 87 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R88.htm </HtmlFileName>
<LongName> 401230 - Disclosure - Variable Interest Entities and Securitization Activities (Non-Consolidated VIEs) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesNonConsolidatedVIEsDetails </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Non-Consolidated VIEs) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </ParentRole>
<Position> 88 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R89.htm </HtmlFileName>
<LongName> 401240 - Disclosure - Variable Interest Entities and Securitization Activities (Transfers of Assets with Continuing Involvement 1) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTransfersOfAssetsWithContinuingInvolvement1Details </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Transfers of Assets with Continuing Involvement 1) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </ParentRole>
<Position> 89 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R90.htm </HtmlFileName>
<LongName> 401250 - Disclosure - Variable Interest Entities and Securitization Activities (Transfers of Assets with Continuing Involvement 2) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTransfersOfAssetsWithContinuingInvolvement2Details </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Transfers of Assets with Continuing Involvement 2) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </ParentRole>
<Position> 90 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R91.htm </HtmlFileName>
<LongName> 401260 - Disclosure - Variable Interest Entities and Securitization Activities (Proceeds from New Securitization Transactions and Sales of Loans) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesProceedsFromNewSecuritizationTransactionsAndSalesOfLoansDetails </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Proceeds from New Securitization Transactions and Sales of Loans) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </ParentRole>
<Position> 91 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R92.htm </HtmlFileName>
<LongName> 401270 - Disclosure - Variable Interest Entities and Securitization Activities (Assets Sold with Retained Exposure) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesAssetsSoldWithRetainedExposureDetails </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Assets Sold with Retained Exposure) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </ParentRole>
<Position> 92 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R93.htm </HtmlFileName>
<LongName> 401280 - Disclosure - Variable Interest Entities and Securitization Activities (Failed Sales) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesFailedSalesDetails </Role>
<ShortName> Variable Interest Entities and Securitization Activities (Failed Sales) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/VariableInterestEntitiesAndSecuritizationActivitiesTables </ParentRole>
<Position> 93 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R94.htm </HtmlFileName>
<LongName> 401300 - Disclosure - Regulatory Requirements (Narrative) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/RegulatoryRequirementsNarrativeDetails </Role>
<ShortName> Regulatory Requirements (Narrative) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/RegulatoryRequirementsTables </ParentRole>
<Position> 94 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R95.htm </HtmlFileName>
<LongName> 401310 - Disclosure - Regulatory Requirements (Capital Measures) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/RegulatoryRequirementsCapitalMeasuresDetails </Role>
<ShortName> Regulatory Requirements (Capital Measures) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/RegulatoryRequirementsTables </ParentRole>
<Position> 95 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R96.htm </HtmlFileName>
<LongName> 401320 - Disclosure - Regulatory Requirements (U.S. Bank Subsidiaries' Regulatory Capital and Capital Ratios) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/RegulatoryRequirementsUSBankSubsidiariesRegulatoryCapitalAndCapitalRatiosDetails </Role>
<ShortName> Regulatory Requirements (U.S. Bank Subsidiaries' Regulatory Capital and Capital Ratios) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/RegulatoryRequirementsTables </ParentRole>
<Position> 96 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R97.htm </HtmlFileName>
<LongName> 401330 - Disclosure - Regulatory Requirements (Broker-Dealer Regulatory Capital Requirements) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/RegulatoryRequirementsBrokerDealerRegulatoryCapitalRequirementsDetails </Role>
<ShortName> Regulatory Requirements (Broker-Dealer Regulatory Capital Requirements) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/RegulatoryRequirementsTables </ParentRole>
<Position> 97 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R98.htm </HtmlFileName>
<LongName> 401420 - Disclosure - Total Equity (Dividends and Share Repurchases) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/TotalEquityDividendsAndShareRepurchasesDetails </Role>
<ShortName> Total Equity (Dividends and Share Repurchases) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/TotalEquityTables </ParentRole>
<Position> 98 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R99.htm </HtmlFileName>
<LongName> 401430 - Disclosure - Total Equity (Preferred Stock General Disclosure) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/TotalEquityPreferredStockGeneralDisclosureDetails </Role>
<ShortName> Total Equity (Preferred Stock General Disclosure) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/TotalEquityTables </ParentRole>
<Position> 99 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R100.htm </HtmlFileName>
<LongName> 401431 - Disclosure - Total Equity (Preferred Stock Outstanding) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/TotalEquityPreferredStockOutstandingDetails </Role>
<ShortName> Total Equity (Preferred Stock Outstanding) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/TotalEquityTables </ParentRole>
<Position> 100 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R101.htm </HtmlFileName>
<LongName> 401440 - Disclosure - Total Equity (AOCI) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/TotalEquityAOCIDetails </Role>
<ShortName> Total Equity (AOCI) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/TotalEquityTables </ParentRole>
<Position> 101 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R102.htm </HtmlFileName>
<LongName> 401450 - Disclosure - Total Equity (Components of Period Changes in OCI ) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/TotalEquityComponentsOfPeriodChangesInOCIDetails </Role>
<ShortName> Total Equity (Components of Period Changes in OCI ) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/TotalEquityTables </ParentRole>
<Position> 102 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R103.htm </HtmlFileName>
<LongName> 401470 - Disclosure - Total Equity (Cumulative Adjustments to Retained Earnings) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/TotalEquityCumulativeAdjustmentsToRetainedEarningsDetails </Role>
<ShortName> Total Equity (Cumulative Adjustments to Retained Earnings) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/TotalEquityTables </ParentRole>
<Position> 103 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R104.htm </HtmlFileName>
<LongName> 401510 - Disclosure - Earnings per Common Share (Calculation of Basic and Diluted EPS) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EarningsPerCommonShareCalculationOfBasicAndDilutedEPSDetails </Role>
<ShortName> Earnings per Common Share (Calculation of Basic and Diluted EPS) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/EarningsPerCommonShareTables </ParentRole>
<Position> 104 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R105.htm </HtmlFileName>
<LongName> 401610 - Disclosure - Interest Income and Interest Expense (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/InterestIncomeAndInterestExpenseDetails </Role>
<ShortName> Interest Income and Interest Expense (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/InterestIncomeAndInterestExpenseTables </ParentRole>
<Position> 105 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R106.htm </HtmlFileName>
<LongName> 401710 - Disclosure - Employee Benefit Plans (Net Periodic Benefit Expense (Income)) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/EmployeeBenefitPlansNetPeriodicBenefitExpenseIncomeDetails </Role>
<ShortName> Employee Benefit Plans (Net Periodic Benefit Expense (Income)) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/EmployeeBenefitPlansTables </ParentRole>
<Position> 106 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R107.htm </HtmlFileName>
<LongName> 401910 - Disclosure - Segment and Geographic Information (Selected Financial Information by Business Segment) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/SegmentAndGeographicInformationSelectedFinancialInformationByBusinessSegmentDetails </Role>
<ShortName> Segment and Geographic Information (Selected Financial Information by Business Segment) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/SegmentAndGeographicInformationTables </ParentRole>
<Position> 107 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R108.htm </HtmlFileName>
<LongName> 401920 - Disclosure - Segment and Geographic Information (Assets by Business Segment) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/SegmentAndGeographicInformationAssetsByBusinessSegmentDetails </Role>
<ShortName> Segment and Geographic Information (Assets by Business Segment) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/SegmentAndGeographicInformationTables </ParentRole>
<Position> 108 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R109.htm </HtmlFileName>
<LongName> 401930 - Disclosure - Segment and Geographic Information (Additional Information - Investment Management) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/SegmentAndGeographicInformationAdditionalInformationInvestmentManagementDetails </Role>
<ShortName> Segment and Geographic Information (Additional Information - Investment Management) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/SegmentAndGeographicInformationTables </ParentRole>
<Position> 109 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R110.htm </HtmlFileName>
<LongName> 401940 - Disclosure - Segment and Geographic Information (Net Revenues by Region) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/SegmentAndGeographicInformationNetRevenuesByRegionDetails </Role>
<ShortName> Segment and Geographic Information (Net Revenues by Region) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/SegmentAndGeographicInformationTables </ParentRole>
<Position> 110 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R111.htm </HtmlFileName>
<LongName> 402010 - Disclosure - Customer Contract Revenue Recognition (Customer Contract Renenues) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionCustomerContractRenenuesDetails </Role>
<ShortName> Customer Contract Revenue Recognition (Customer Contract Renenues) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionTables </ParentRole>
<Position> 111 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R112.htm </HtmlFileName>
<LongName> 402020 - Disclosure - Customer Contract Revenue Recognition (Change in Revenue) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionChangeInRevenueDetails </Role>
<ShortName> Customer Contract Revenue Recognition (Change in Revenue) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionTables </ParentRole>
<Position> 112 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R113.htm </HtmlFileName>
<LongName> 402030 - Disclosure - Customer Contract Revenue Recognition (Balance Sheet Amounts) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionBalanceSheetAmountsDetails </Role>
<ShortName> Customer Contract Revenue Recognition (Balance Sheet Amounts) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionTables </ParentRole>
<Position> 113 </Position>
</Report>
<Report instance="ms-20180331.xml">
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<HtmlFileName> R114.htm </HtmlFileName>
<LongName> 402040 - Disclosure - Customer Contract Revenue Recognition (Future Expected Revenues) (Details) </LongName>
<ReportType> Sheet </ReportType>
<Role> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionFutureExpectedRevenuesDetails </Role>
<ShortName> Customer Contract Revenue Recognition (Future Expected Revenues) (Details) </ShortName>
<MenuCategory> Details </MenuCategory>
<ParentRole> http://www.morganstanley.com/role/CustomerContractRevenueRecognitionTables </ParentRole>
<Position> 114 </Position>
</Report>
<Report>
<IsDefault> false </IsDefault>
<HasEmbeddedReports> false </HasEmbeddedReports>
<LongName> All Reports </LongName>
<ReportType> Book </ReportType>
<ShortName> All Reports </ShortName>
</Report>
</MyReports>
<InputFiles>
<File> ms-20180331.xml </File>
<File> ms-20180331.xsd </File>
<File> ms-20180331_cal.xml </File>
<File> ms-20180331_def.xml </File>
<File> ms-20180331_lab.xml </File>
<File> ms-20180331_pre.xml </File>
</InputFiles>
<SupplementalFiles/>
<BaseTaxonomies>
<BaseTaxonomy> http://fasb.org/us-gaap/2017-01-31 </BaseTaxonomy>
<BaseTaxonomy> http://xbrl.sec.gov/country/2017-01-31 </BaseTaxonomy>
<BaseTaxonomy> http://xbrl.sec.gov/invest/2013-01-31 </BaseTaxonomy>
<BaseTaxonomy> http://xbrl.sec.gov/dei/2014-01-31 </BaseTaxonomy>
</BaseTaxonomies>
<HasPresentationLinkbase> true </HasPresentationLinkbase>
<HasCalculationLinkbase> true </HasCalculationLinkbase>
</FilingSummary>

4 Subsequent Filings that Reference this Filing

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

 2/22/24  Morgan Stanley                    10-K       12/31/23  224:45M
 2/24/23  Morgan Stanley                    10-K       12/31/22  227:50M
 2/24/22  Morgan Stanley                    10-K       12/31/21  225:51M
 2/26/21  Morgan Stanley                    10-K       12/31/20  225:50M
↑Top
Filing Submission 0001193125-18-152899   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)
Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
About — Privacy — Redactions — Help — Fri., Apr. 26, 9:11:35.1am ET