v2.4.0.6
Fair Value Disclosures (Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Assets at Fair Value    
U.S. government and agency securities $ 54,015 $ 63,449
Other sovereign government obligations 43,162 29,059
Corporate and other debt 49,157 68,923
Corporate equities 69,427 47,966
Derivative and other contracts 36,197 48,064
Investments 8,346 8,195
Physical commodities 7,299 9,697
Total financial instruments owned, at fair value 267,603 275,353
U.S. government and agency securities 39,861  
Securities available for sale 39,869 30,495
Federal funds sold and securities purchased under agreement to resell 621 112
Intangible assets 7 133
Liabilities at Fair Value    
Deposits 1,485 2,101
Commercial paper and other short-term borrowings 725 1,339
U.S. government and agency securities 21,620 19,630
Other sovereign government obligations 29,614 17,141
Corporate and other debt 5,054 8,410
Corporate equities 26,876 24,497
Derivative and other contracts 36,958 46,453
Physical commodities 0 16
Total financial instruments sold, not yet purchased, at fair value 120,122 116,147
Obligation to return securities received as collateral, at fair value 18,226 15,394
Other secured financings 15,727 [1] 20,719 [1]
Long-term borrowings 44,044 39,663
Recurring
   
Assets at Fair Value    
U.S. government and agency securities 54,015 63,449
Other sovereign government obligations 43,162 29,059
Corporate and other debt 49,157 68,923
Corporate equities 69,427 [2] 47,966 [2]
Derivative and other contracts 36,197 48,064
Investments 8,346 8,195
Physical commodities 7,299 9,697
Total financial instruments owned, at fair value 267,603 275,353
Securities available for sale 39,869 30,495
Securities received as collateral 14,278 11,651
Federal funds sold and securities purchased under agreement to resell 621 112
Intangible assets 7 [3] 133 [4]
Total assets measured at fair value 322,378 317,744
Liabilities at Fair Value    
Deposits 1,485 2,101
Commercial paper and other short-term borrowings 725 1,339
U.S. government and agency securities 21,620 19,630
Other sovereign government obligations 29,614 17,141
Corporate and other debt 5,054 8,410
Corporate equities 26,876 [2] 24,497 [2]
Derivative and other contracts 36,958 46,453
Netting (941,815) [5] (1,119,607) [5]
Physical commodities   16
Total financial instruments sold, not yet purchased, at fair value 120,122 116,147
Obligation to return securities received as collateral, at fair value 18,226 15,394
Securities sold under agreements to repurchase 363 348
Other secured financings 9,466 14,594
Long-term borrowings 44,044 39,663
Total liabilities measure at fair value 194,431 189,586
Recurring | U.S. Treasury Securities
   
Assets at Fair Value    
U.S. government and agency securities 24,676 38,770
Liabilities at Fair Value    
U.S. government and agency securities 20,119 17,776
Recurring | U.S. Agency Securities
   
Assets at Fair Value    
U.S. government and agency securities 29,339 24,679
Liabilities at Fair Value    
U.S. government and agency securities 1,501 1,854
Recurring | State and Municipal Securities
   
Assets at Fair Value    
Corporate and other debt 1,558 2,261
Liabilities at Fair Value    
Corporate and other debt 47 3
Recurring | Residential Mortgage-backed Securities
   
Assets at Fair Value    
Corporate and other debt 1,484 1,798
Liabilities at Fair Value    
Corporate and other debt 4 355
Recurring | Commercial Mortgage-backed Securities
   
Assets at Fair Value    
Corporate and other debt 1,579 1,820
Liabilities at Fair Value    
Corporate and other debt   14
Recurring | Asset-backed Securities
   
Assets at Fair Value    
Corporate and other debt 1,024 968
Recurring | Corporate Bonds
   
Assets at Fair Value    
Corporate and other debt 19,063 26,548
Liabilities at Fair Value    
Corporate and other debt 4,119 6,436
Recurring | Collateralized Debt Obligations
   
Assets at Fair Value    
Corporate and other debt 2,636 2,691
Liabilities at Fair Value    
Corporate and other debt 328 3
Recurring | Loans and Lending Commitments
   
Assets at Fair Value    
Corporate and other debt 17,311 24,444
Recurring | Unfunded Lending Commitments
   
Liabilities at Fair Value    
Corporate and other debt 351 1,369
Recurring | Other Debt
   
Assets at Fair Value    
Corporate and other debt 4,502 8,393
Liabilities at Fair Value    
Corporate and other debt 205 230
Recurring | Interest Rate Contracts
   
Assets at Fair Value    
Derivative and other contracts 823,801 912,876
Liabilities at Fair Value    
Derivative and other contracts 794,104 880,027
Recurring | Credit Contracts
   
Assets at Fair Value    
Derivative and other contracts 68,267 138,791
Liabilities at Fair Value    
Derivative and other contracts 64,494 130,726
Recurring | Foreign Exchange Contracts
   
Assets at Fair Value    
Derivative and other contracts 52,794 62,343
Liabilities at Fair Value    
Derivative and other contracts 56,413 64,748
Recurring | Equity Contracts
   
Assets at Fair Value    
Derivative and other contracts 38,600 46,287
Liabilities at Fair Value    
Derivative and other contracts 41,870 48,286
Recurring | Commodity Contracts
   
Assets at Fair Value    
Derivative and other contracts 20,646 39,778
Liabilities at Fair Value    
Derivative and other contracts 21,831 39,998
Recurring | Other Contracts
   
Assets at Fair Value    
Derivative and other contracts 143 598
Liabilities at Fair Value    
Derivative and other contracts 61 2,275
Recurring | Netting
   
Assets at Fair Value    
Derivative and other contracts (968,054) [5] (1,152,609) [5]
Recurring | Private Equity Funds
   
Assets at Fair Value    
Investments 2,179 1,943
Recurring | Real Estate Funds
   
Assets at Fair Value    
Investments 1,376 1,218
Recurring | Hedge Funds
   
Assets at Fair Value    
Investments 934 1,169
Recurring | Principal Investments
   
Assets at Fair Value    
Investments 3,101 3,202
Recurring | Other Investments
   
Assets at Fair Value    
Investments 756 663
Recurring | Level 1
   
Assets at Fair Value    
U.S. government and agency securities 26,113 43,101
Other sovereign government obligations 37,669 22,650
Corporate and other debt 0 0
Corporate equities 68,072 [2] 45,173 [2]
Derivative and other contracts 582 1,182
Investments 384 302
Physical commodities 0 0
Total financial instruments owned, at fair value 132,820 112,408
Securities available for sale 14,466 13,437
Securities received as collateral 14,232 11,530
Federal funds sold and securities purchased under agreement to resell 0 0
Intangible assets 0 [3] 0 [4]
Total assets measured at fair value 161,518 137,375
Liabilities at Fair Value    
Deposits 0 0
Commercial paper and other short-term borrowings 0 0
U.S. government and agency securities 21,492 19,524
Other sovereign government obligations 27,583 14,981
Corporate and other debt 0 0
Corporate equities 25,216 [2] 24,347 [2]
Derivative and other contracts 1,073 2,105
Netting (4,740) [5] (7,596) [5]
Physical commodities   0
Total financial instruments sold, not yet purchased, at fair value 75,364 60,957
Obligation to return securities received as collateral, at fair value 18,179 15,267
Securities sold under agreements to repurchase 0 0
Other secured financings 0 0
Long-term borrowings 0 10
Total liabilities measure at fair value 93,543 76,234
Recurring | Level 1 | U.S. Treasury Securities
   
Assets at Fair Value    
U.S. government and agency securities 24,662 38,769
Liabilities at Fair Value    
U.S. government and agency securities 20,098 17,776
Recurring | Level 1 | U.S. Agency Securities
   
Assets at Fair Value    
U.S. government and agency securities 1,451 4,332
Liabilities at Fair Value    
U.S. government and agency securities 1,394 1,748
Recurring | Level 1 | State and Municipal Securities
   
Assets at Fair Value    
Corporate and other debt 0 0
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 1 | Residential Mortgage-backed Securities
   
Assets at Fair Value    
Corporate and other debt 0 0
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 1 | Commercial Mortgage-backed Securities
   
Assets at Fair Value    
Corporate and other debt 0 0
Liabilities at Fair Value    
Corporate and other debt   0
Recurring | Level 1 | Asset-backed Securities
   
Assets at Fair Value    
Corporate and other debt 0 0
Recurring | Level 1 | Corporate Bonds
   
Assets at Fair Value    
Corporate and other debt 0 0
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 1 | Collateralized Debt Obligations
   
Assets at Fair Value    
Corporate and other debt 0 0
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 1 | Loans and Lending Commitments
   
Assets at Fair Value    
Corporate and other debt 0 0
Recurring | Level 1 | Unfunded Lending Commitments
   
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 1 | Other Debt
   
Assets at Fair Value    
Corporate and other debt 0 0
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 1 | Interest Rate Contracts
   
Assets at Fair Value    
Derivative and other contracts 446 1,493
Liabilities at Fair Value    
Derivative and other contracts 533 1,680
Recurring | Level 1 | Credit Contracts
   
Assets at Fair Value    
Derivative and other contracts 0 0
Liabilities at Fair Value    
Derivative and other contracts 0 0
Recurring | Level 1 | Foreign Exchange Contracts
   
Assets at Fair Value    
Derivative and other contracts 34 0
Liabilities at Fair Value    
Derivative and other contracts 2 0
Recurring | Level 1 | Equity Contracts
   
Assets at Fair Value    
Derivative and other contracts 760 929
Liabilities at Fair Value    
Derivative and other contracts 748 877
Recurring | Level 1 | Commodity Contracts
   
Assets at Fair Value    
Derivative and other contracts 4,082 6,356
Liabilities at Fair Value    
Derivative and other contracts 4,530 7,144
Recurring | Level 1 | Other Contracts
   
Assets at Fair Value    
Derivative and other contracts 0 0
Liabilities at Fair Value    
Derivative and other contracts 0 0
Recurring | Level 1 | Netting
   
Assets at Fair Value    
Derivative and other contracts (4,740) [5] (7,596) [5]
Recurring | Level 1 | Private Equity Funds
   
Assets at Fair Value    
Investments 0 0
Recurring | Level 1 | Real Estate Funds
   
Assets at Fair Value    
Investments 0 0
Recurring | Level 1 | Hedge Funds
   
Assets at Fair Value    
Investments 0 0
Recurring | Level 1 | Principal Investments
   
Assets at Fair Value    
Investments 185 161
Recurring | Level 1 | Other Investments
   
Assets at Fair Value    
Investments 199 141
Recurring | Level 2
   
Assets at Fair Value    
U.S. government and agency securities 27,902 20,340
Other sovereign government obligations 5,487 6,290
Corporate and other debt 41,421 56,891
Corporate equities 1,067 [2] 2,376 [2]
Derivative and other contracts 103,284 121,725
Investments 542 610
Physical commodities 7,299 9,651
Total financial instruments owned, at fair value 187,002 217,883
Securities available for sale 25,403 17,058
Securities received as collateral 46 121
Federal funds sold and securities purchased under agreement to resell 621 112
Intangible assets 0 [3] 0 [4]
Total assets measured at fair value 213,072 235,174
Liabilities at Fair Value    
Deposits 1,485 2,101
Commercial paper and other short-term borrowings 706 1,337
U.S. government and agency securities 128 106
Other sovereign government obligations 2,031 2,152
Corporate and other debt 4,778 7,678
Corporate equities 1,655 [2] 149 [2]
Derivative and other contracts 78,254 90,712
Netting (883,733) [5] (1,045,912) [5]
Physical commodities   16
Total financial instruments sold, not yet purchased, at fair value 86,846 100,813
Obligation to return securities received as collateral, at fair value 47 127
Securities sold under agreements to repurchase 212 8
Other secured financings 9,060 14,024
Long-term borrowings 41,255 38,050
Total liabilities measure at fair value 139,611 156,460
Recurring | Level 2 | U.S. Treasury Securities
   
Assets at Fair Value    
U.S. government and agency securities 14 1
Liabilities at Fair Value    
U.S. government and agency securities 21 0
Recurring | Level 2 | U.S. Agency Securities
   
Assets at Fair Value    
U.S. government and agency securities 27,888 20,339
Liabilities at Fair Value    
U.S. government and agency securities 107 106
Recurring | Level 2 | State and Municipal Securities
   
Assets at Fair Value    
Corporate and other debt 1,558 2,261
Liabilities at Fair Value    
Corporate and other debt 47 3
Recurring | Level 2 | Residential Mortgage-backed Securities
   
Assets at Fair Value    
Corporate and other debt 1,439 1,304
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 2 | Commercial Mortgage-backed Securities
   
Assets at Fair Value    
Corporate and other debt 1,347 1,686
Liabilities at Fair Value    
Corporate and other debt   14
Recurring | Level 2 | Asset-backed Securities
   
Assets at Fair Value    
Corporate and other debt 915 937
Recurring | Level 2 | Corporate Bonds
   
Assets at Fair Value    
Corporate and other debt 18,403 25,873
Liabilities at Fair Value    
Corporate and other debt 3,942 6,217
Recurring | Level 2 | Collateralized Debt Obligations
   
Assets at Fair Value    
Corporate and other debt 685 1,711
Liabilities at Fair Value    
Corporate and other debt 328 3
Recurring | Level 2 | Loans and Lending Commitments
   
Assets at Fair Value    
Corporate and other debt 12,617 14,854
Recurring | Level 2 | Unfunded Lending Commitments
   
Liabilities at Fair Value    
Corporate and other debt 305 1,284
Recurring | Level 2 | Other Debt
   
Assets at Fair Value    
Corporate and other debt 4,457 8,265
Liabilities at Fair Value    
Corporate and other debt 156 157
Recurring | Level 2 | Interest Rate Contracts
   
Assets at Fair Value    
Derivative and other contracts 819,581 906,082
Liabilities at Fair Value    
Derivative and other contracts 789,715 873,466
Recurring | Level 2 | Credit Contracts
   
Assets at Fair Value    
Derivative and other contracts 63,234 123,689
Liabilities at Fair Value    
Derivative and other contracts 61,283 121,438
Recurring | Level 2 | Foreign Exchange Contracts
   
Assets at Fair Value    
Derivative and other contracts 52,729 61,770
Liabilities at Fair Value    
Derivative and other contracts 56,021 64,218
Recurring | Level 2 | Equity Contracts
   
Assets at Fair Value    
Derivative and other contracts 37,074 44,558
Liabilities at Fair Value    
Derivative and other contracts 39,212 45,375
Recurring | Level 2 | Commodity Contracts
   
Assets at Fair Value    
Derivative and other contracts 14,256 31,246
Liabilities at Fair Value    
Derivative and other contracts 15,702 31,248
Recurring | Level 2 | Other Contracts
   
Assets at Fair Value    
Derivative and other contracts 143 292
Liabilities at Fair Value    
Derivative and other contracts 54 879
Recurring | Level 2 | Netting
   
Assets at Fair Value    
Derivative and other contracts (883,733) [5] (1,045,912) [5]
Recurring | Level 2 | Private Equity Funds
   
Assets at Fair Value    
Investments 0 7
Recurring | Level 2 | Real Estate Funds
   
Assets at Fair Value    
Investments 6 5
Recurring | Level 2 | Hedge Funds
   
Assets at Fair Value    
Investments 382 473
Recurring | Level 2 | Principal Investments
   
Assets at Fair Value    
Investments 83 104
Recurring | Level 2 | Other Investments
   
Assets at Fair Value    
Investments 71 21
Recurring | Level 3
   
Assets at Fair Value    
U.S. government and agency securities 0 8
Other sovereign government obligations 6 119
Corporate and other debt 7,736 12,032
Corporate equities 288 [2] 417 [2]
Derivative and other contracts 4,965 12,421
Investments 7,420 7,283
Physical commodities 0 46
Total financial instruments owned, at fair value 20,415 32,326
Securities available for sale 0 0
Securities received as collateral 0 0
Federal funds sold and securities purchased under agreement to resell 0 0
Intangible assets 7 [3] 133 [4]
Total assets measured at fair value 20,422 32,459
Liabilities at Fair Value    
Deposits 0 0
Commercial paper and other short-term borrowings 19 2
U.S. government and agency securities 0 0
Other sovereign government obligations 0 8
Corporate and other debt 276 732
Corporate equities 5 [2] 1 [2]
Derivative and other contracts 4,026 7,898
Netting (6,947) [5] (11,837) [5]
Physical commodities   0
Total financial instruments sold, not yet purchased, at fair value 4,307 8,639
Obligation to return securities received as collateral, at fair value 0 0
Securities sold under agreements to repurchase 151 340
Other secured financings 406 570
Long-term borrowings 2,789 1,603
Total liabilities measure at fair value 7,672 11,154
Recurring | Level 3 | U.S. Treasury Securities
   
Assets at Fair Value    
U.S. government and agency securities 0 0
Liabilities at Fair Value    
U.S. government and agency securities 0 0
Recurring | Level 3 | U.S. Agency Securities
   
Assets at Fair Value    
U.S. government and agency securities 0 8
Liabilities at Fair Value    
U.S. government and agency securities 0 0
Recurring | Level 3 | State and Municipal Securities
   
Assets at Fair Value    
Corporate and other debt 0 0
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 3 | Residential Mortgage-backed Securities
   
Assets at Fair Value    
Corporate and other debt 45 494
Liabilities at Fair Value    
Corporate and other debt 4 355
Recurring | Level 3 | Commercial Mortgage-backed Securities
   
Assets at Fair Value    
Corporate and other debt 232 134
Liabilities at Fair Value    
Corporate and other debt   0
Recurring | Level 3 | Asset-backed Securities
   
Assets at Fair Value    
Corporate and other debt 109 31
Recurring | Level 3 | Corporate Bonds
   
Assets at Fair Value    
Corporate and other debt 660 675
Liabilities at Fair Value    
Corporate and other debt 177 219
Recurring | Level 3 | Collateralized Debt Obligations
   
Assets at Fair Value    
Corporate and other debt 1,951 980
Liabilities at Fair Value    
Corporate and other debt 0 0
Recurring | Level 3 | Loans and Lending Commitments
   
Assets at Fair Value    
Corporate and other debt 4,694 9,590
Recurring | Level 3 | Unfunded Lending Commitments
   
Liabilities at Fair Value    
Corporate and other debt 46 85
Recurring | Level 3 | Other Debt
   
Assets at Fair Value    
Corporate and other debt 45 128
Liabilities at Fair Value    
Corporate and other debt 49 73
Recurring | Level 3 | Interest Rate Contracts
   
Assets at Fair Value    
Derivative and other contracts 3,774 5,301
Liabilities at Fair Value    
Derivative and other contracts 3,856 4,881
Recurring | Level 3 | Credit Contracts
   
Assets at Fair Value    
Derivative and other contracts 5,033 15,102
Liabilities at Fair Value    
Derivative and other contracts 3,211 9,288
Recurring | Level 3 | Foreign Exchange Contracts
   
Assets at Fair Value    
Derivative and other contracts 31 573
Liabilities at Fair Value    
Derivative and other contracts 390 530
Recurring | Level 3 | Equity Contracts
   
Assets at Fair Value    
Derivative and other contracts 766 800
Liabilities at Fair Value    
Derivative and other contracts 1,910 2,034
Recurring | Level 3 | Commodity Contracts
   
Assets at Fair Value    
Derivative and other contracts 2,308 2,176
Liabilities at Fair Value    
Derivative and other contracts 1,599 1,606
Recurring | Level 3 | Other Contracts
   
Assets at Fair Value    
Derivative and other contracts 0 306
Liabilities at Fair Value    
Derivative and other contracts 7 1,396
Recurring | Level 3 | Netting
   
Assets at Fair Value    
Derivative and other contracts (6,947) [5] (11,837) [5]
Recurring | Level 3 | Private Equity Funds
   
Assets at Fair Value    
Investments 2,179 1,936
Recurring | Level 3 | Real Estate Funds
   
Assets at Fair Value    
Investments 1,370 1,213
Recurring | Level 3 | Hedge Funds
   
Assets at Fair Value    
Investments 552 696
Recurring | Level 3 | Principal Investments
   
Assets at Fair Value    
Investments 2,833 2,937
Recurring | Level 3 | Other Investments
   
Assets at Fair Value    
Investments 486 501
Recurring | Counterparty and Cash Collateral Netting
   
Assets at Fair Value    
Derivative and other contracts (72,634) (87,264)
Total financial instruments owned, at fair value (72,634) (87,264)
Total assets measured at fair value (72,634) (87,264)
Liabilities at Fair Value    
Netting (46,395) [5] (54,262) [5]
Total financial instruments sold, not yet purchased, at fair value (46,395) (54,262)
Total liabilities measure at fair value (46,395) (54,262)
Recurring | Counterparty and Cash Collateral Netting | Netting
   
Assets at Fair Value    
Derivative and other contracts $ (72,634) [5] $ (87,264) [5]
[1] Amounts include $9,466 million at fair value at December 31, 2012 and $14,594 million at fair value at December 31, 2011.
[2] The Company holds or sells short for trading purposes equity securities issued by entities in diverse industries and of varying size.
[3] Amount represents mortgage servicing rights (“MSR”) accounted for at fair value. See Note 7 for further information on MSRs.
[4] Amount represents MSRs accounted for at fair value. See Note 7 for further information on MSRs.
[5] For positions with the same counterparty that cross over the levels of the fair value hierarchy, both counterparty netting and cash collateral netting are included in the column titled “Counterparty and Cash Collateral Netting.” For contracts with the same counterparty, counterparty netting among positions classified within the same level is included within that level. For further information on derivative instruments and hedging activities, see Note 12.