Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Recurring Fair Value (Details)

v2.4.0.8
Fair Value Measurements - Recurring Fair Value (Details) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Mar. 31, 2013
Dec. 31, 2012
Assets        
Federal funds sold and securities borrowed or purchased under agreements to resell $ 68,091 $ 75,614    
Trading account assets 195,949 200,993    
Derivative assets 45,302 47,495    
Other debt securities carried at fair value 35,595 32,844    
Mortgage servicing rights 4,765 5,042 5,776 5,716
Loans held-for-sale 6,172 6,656    
Other assets 19,181 18,055    
Liabilities        
Federal funds purchased and securities loaned or sold under agreements to repurchase 34,044 33,684    
Derivative liabilities 36,911 37,407    
Long-term debt 45,573 47,035    
Assets and Liabilities, Recurring Basis, Supplemental Information:        
Assets transferred from Level 1 to Level 2   500    
US Government-sponsored Enterprises Debt Securities [Member]
        
Assets        
Trading account assets 25,200 17,200    
US Government Corporations and Agencies Securities [Member]
        
Assets        
Other debt securities carried at fair value 4,182 4,062    
Recurring [Member]
        
Assets        
Federal funds sold and securities borrowed or purchased under agreements to resell 68,091 75,614    
Trading account assets 195,949 200,993    
Derivative assets 45,302 [1] 47,495 [2]    
Total available-for-sale debt securities 249,981 235,951    
Other debt securities carried at fair value 35,595 32,844    
Loans and leases 11,063 10,042    
Mortgage servicing rights 4,765 5,042    
Loans held-for-sale 6,172 6,656    
Other assets 19,181 18,055    
Total assets 636,099 632,692    
Liabilities        
Interest-bearing deposits in U.S. offices 1,835 1,899    
Federal funds purchased and securities loaned or sold under agreements to repurchase 34,044 33,684    
Total trading account liabilities 89,076 83,469    
Derivative liabilities 36,911 [1] 37,407 [2]    
Short-term borrowings fair value disclosure 2,305 1,520    
Accrued expenses and other liabilities 12,704 11,233    
Long-term debt 45,573 47,035    
Total liabilities 222,448 216,247    
Recurring [Member] | US Government Corporations and Agencies Securities [Member]
        
Liabilities        
Total trading account liabilities 24,151 27,263    
Recurring [Member] | Equity securities [Member]
        
Liabilities        
Total trading account liabilities 32,845 27,585    
Recurring [Member] | Non-U.S. sovereign debt [Member]
        
Liabilities        
Total trading account liabilities 24,184 22,142    
Recurring [Member] | Corporate securities, trading loans and other [Member]
        
Liabilities        
Total trading account liabilities 7,896 6,479    
Recurring [Member] | U.S. government and agency securities [Member]
        
Assets        
Trading account assets 54,000 [3] 48,847 [4]    
Recurring [Member] | Corporate securities, trading loans and other [Member]
        
Assets        
Trading account assets 33,635 32,452    
Recurring [Member] | Equity securities [Member]
        
Assets        
Trading account assets 53,662 64,451    
Recurring [Member] | Non-U.S. sovereign debt [Member]
        
Assets        
Trading account assets 40,543 37,224    
Recurring [Member] | Mortgage trading loans and ABS [Member]
        
Assets        
Trading account assets 14,109 18,019    
Recurring [Member] | U.S. Treasury securities and agency securities [Member]
        
Assets        
Total available-for-sale debt securities 29,567 8,954    
Other debt securities carried at fair value 4,182 4,062    
Recurring [Member] | Agency MBS [Member]
        
Assets        
Total available-for-sale debt securities 165,747 164,935    
Other debt securities carried at fair value 16,290 16,500    
Recurring [Member] | Agency-collateralized mortgage obligations [Member]
        
Assets        
Total available-for-sale debt securities 18,572 22,492    
Other debt securities carried at fair value 123 218    
Recurring [Member] | Non-agency residential [Member]
        
Assets        
Total available-for-sale debt securities 5,258 6,239    
Recurring [Member] | Non-agency commercial [Member]
        
Assets        
Total available-for-sale debt securities 1,734 2,480    
Other debt securities carried at fair value 770 749    
Recurring [Member] | Non-U.S. Securities [Member]
        
Assets        
Total available-for-sale debt securities 7,122 7,220    
Other debt securities carried at fair value 14,230 11,315    
Recurring [Member] | Corporate/Agency bonds [Member]
        
Assets        
Total available-for-sale debt securities 845 873    
Recurring [Member] | Other taxable securities [Member]
        
Assets        
Total available-for-sale debt securities 14,722 16,830    
Recurring [Member] | Tax-exempt securities [Member]
        
Assets        
Total available-for-sale debt securities 6,414 5,928    
Recurring [Member] | Level 1 [Member]
        
Assets        
Federal funds sold and securities borrowed or purchased under agreements to resell    [5]    [6]    
Trading account assets 96,686 [5] 101,050 [6]    
Derivative assets 2,094 [1],[5] 2,374 [2],[6]    
Total available-for-sale debt securities 31,051 [5] 10,309 [6]    
Other debt securities carried at fair value 16,961 [5] 11,519 [6]    
Loans and leases    [5]    [6]    
Mortgage servicing rights    [5]    [6]    
Loans held-for-sale    [5]    [6]    
Other assets 15,567 [5] 14,474 [6]    
Total assets 162,359 [5] 139,726 [6]    
Liabilities        
Interest-bearing deposits in U.S. offices    [5]    [6]    
Federal funds purchased and securities loaned or sold under agreements to repurchase    [5]    [6]    
Total trading account liabilities 75,513 [5] 72,062 [6]    
Derivative liabilities 2,529 [1],[5] 1,968 [2],[6]    
Short-term borrowings fair value disclosure    [5]    [6]    
Accrued expenses and other liabilities 11,004 [5] 10,130 [6]    
Long-term debt    [5]    [6]    
Total liabilities 89,046 [5] 84,160 [6]    
Recurring [Member] | Level 1 [Member] | US Government Corporations and Agencies Securities [Member]
        
Liabilities        
Total trading account liabilities 23,733 [5] 26,915 [6]    
Recurring [Member] | Level 1 [Member] | Equity securities [Member]
        
Liabilities        
Total trading account liabilities 28,675 [5] 23,874 [6]    
Recurring [Member] | Level 1 [Member] | Non-U.S. sovereign debt [Member]
        
Liabilities        
Total trading account liabilities 22,324 [5] 20,755 [6]    
Recurring [Member] | Level 1 [Member] | Corporate securities, trading loans and other [Member]
        
Liabilities        
Total trading account liabilities 781 [5] 518 [6]    
Recurring [Member] | Level 1 [Member] | U.S. government and agency securities [Member]
        
Assets        
Trading account assets 34,181 [3],[5] 34,222 [4],[6]    
Recurring [Member] | Level 1 [Member] | Corporate securities, trading loans and other [Member]
        
Assets        
Trading account assets 1,132 [5] 1,147 [6]    
Recurring [Member] | Level 1 [Member] | Equity securities [Member]
        
Assets        
Trading account assets 32,732 [5] 41,324 [6]    
Recurring [Member] | Level 1 [Member] | Non-U.S. sovereign debt [Member]
        
Assets        
Trading account assets 28,641 [5] 24,357 [6]    
Recurring [Member] | Level 1 [Member] | Mortgage trading loans and ABS [Member]
        
Assets        
Trading account assets    [5]    [6]    
Recurring [Member] | Level 1 [Member] | U.S. Treasury securities and agency securities [Member]
        
Assets        
Total available-for-sale debt securities 27,293 [5] 6,591 [6]    
Other debt securities carried at fair value 4,182 [5] 4,062 [6]    
Recurring [Member] | Level 1 [Member] | Agency MBS [Member]
        
Assets        
Total available-for-sale debt securities    [5]    [6]    
Other debt securities carried at fair value    [5]    [6]    
Recurring [Member] | Level 1 [Member] | Agency-collateralized mortgage obligations [Member]
        
Assets        
Total available-for-sale debt securities    [5]    [6]    
Other debt securities carried at fair value    [5]    [6]    
Recurring [Member] | Level 1 [Member] | Non-agency residential [Member]
        
Assets        
Total available-for-sale debt securities    [5]    [6]    
Recurring [Member] | Level 1 [Member] | Non-agency commercial [Member]
        
Assets        
Total available-for-sale debt securities    [5]    [6]    
Other debt securities carried at fair value    [5]    [6]    
Recurring [Member] | Level 1 [Member] | Non-U.S. Securities [Member]
        
Assets        
Total available-for-sale debt securities 3,738 [5] 3,698 [6]    
Other debt securities carried at fair value 12,779 [5] 7,457 [6]    
Recurring [Member] | Level 1 [Member] | Corporate/Agency bonds [Member]
        
Assets        
Total available-for-sale debt securities    [5]    [6]    
Recurring [Member] | Level 1 [Member] | Other taxable securities [Member]
        
Assets        
Total available-for-sale debt securities 20 [5] 20 [6]    
Recurring [Member] | Level 1 [Member] | Tax-exempt securities [Member]
        
Assets        
Total available-for-sale debt securities    [5]    [6]    
Recurring [Member] | Level 2 [Member]
        
Assets        
Federal funds sold and securities borrowed or purchased under agreements to resell 68,091 [5] 75,614 [6]    
Trading account assets 91,483 [5] 90,899 [6]    
Derivative assets 815,234 [1],[5] 910,602 [2],[6]    
Total available-for-sale debt securities 214,710 [5] 220,882 [6]    
Other debt securities carried at fair value 18,634 [5] 21,325 [6]    
Loans and leases 8,010 [5] 6,985 [6]    
Mortgage servicing rights    [5]    [6]    
Loans held-for-sale 5,436 [5] 5,727 [6]    
Other assets 2,482 [5] 1,912 [6]    
Total assets 1,224,080 [5] 1,333,946 [6]    
Liabilities        
Interest-bearing deposits in U.S. offices 1,835 [5] 1,899 [6]    
Federal funds purchased and securities loaned or sold under agreements to repurchase 34,044 [5] 33,684 [6]    
Total trading account liabilities 13,527 [5] 11,372 [6]    
Derivative liabilities 799,499 [1],[5] 897,107 [2],[6]    
Short-term borrowings fair value disclosure 2,305 [5] 1,520 [6]    
Accrued expenses and other liabilities 1,692 [5] 1,093 [6]    
Long-term debt 43,732 [5] 45,045 [6]    
Total liabilities 896,634 [5] 991,720 [6]    
Recurring [Member] | Level 2 [Member] | US Government Corporations and Agencies Securities [Member]
        
Liabilities        
Total trading account liabilities 418 [5] 348 [6]    
Recurring [Member] | Level 2 [Member] | Equity securities [Member]
        
Liabilities        
Total trading account liabilities 4,170 [5] 3,711 [6]    
Recurring [Member] | Level 2 [Member] | Non-U.S. sovereign debt [Member]
        
Liabilities        
Total trading account liabilities 1,860 [5] 1,387 [6]    
Recurring [Member] | Level 2 [Member] | Corporate securities, trading loans and other [Member]
        
Liabilities        
Total trading account liabilities 7,079 [5] 5,926 [6]    
Recurring [Member] | Level 2 [Member] | U.S. government and agency securities [Member]
        
Assets        
Trading account assets 19,819 [3],[5] 14,625 [4],[6]    
Recurring [Member] | Level 2 [Member] | Corporate securities, trading loans and other [Member]
        
Assets        
Trading account assets 29,886 [5] 27,746 [6]    
Recurring [Member] | Level 2 [Member] | Equity securities [Member]
        
Assets        
Trading account assets 20,587 [5] 22,741 [6]    
Recurring [Member] | Level 2 [Member] | Non-U.S. sovereign debt [Member]
        
Assets        
Trading account assets 11,369 [5] 12,399 [6]    
Recurring [Member] | Level 2 [Member] | Mortgage trading loans and ABS [Member]
        
Assets        
Trading account assets 9,822 [5] 13,388 [6]    
Recurring [Member] | Level 2 [Member] | U.S. Treasury securities and agency securities [Member]
        
Assets        
Total available-for-sale debt securities 2,274 [5] 2,363 [6]    
Other debt securities carried at fair value    [5]    [6]    
Recurring [Member] | Level 2 [Member] | Agency MBS [Member]
        
Assets        
Total available-for-sale debt securities 165,747 [5] 164,935 [6]    
Other debt securities carried at fair value 16,290 [5] 16,500 [6]    
Recurring [Member] | Level 2 [Member] | Agency-collateralized mortgage obligations [Member]
        
Assets        
Total available-for-sale debt securities 18,572 [5] 22,492 [6]    
Other debt securities carried at fair value 123 [5] 218 [6]    
Recurring [Member] | Level 2 [Member] | Non-agency residential [Member]
        
Assets        
Total available-for-sale debt securities 5,258 [5] 6,239 [6]    
Recurring [Member] | Level 2 [Member] | Non-agency commercial [Member]
        
Assets        
Total available-for-sale debt securities 1,734 [5] 2,480 [6]    
Other debt securities carried at fair value 770 [5] 749 [6]    
Recurring [Member] | Level 2 [Member] | Non-U.S. Securities [Member]
        
Assets        
Total available-for-sale debt securities 3,384 [5] 3,415 [6]    
Other debt securities carried at fair value 1,451 [5] 3,858 [6]    
Recurring [Member] | Level 2 [Member] | Corporate/Agency bonds [Member]
        
Assets        
Total available-for-sale debt securities 845 [5] 873 [6]    
Recurring [Member] | Level 2 [Member] | Other taxable securities [Member]
        
Assets        
Total available-for-sale debt securities 11,265 [5] 12,963 [6]    
Recurring [Member] | Level 2 [Member] | Tax-exempt securities [Member]
        
Assets        
Total available-for-sale debt securities 5,631 [5] 5,122 [6]    
Recurring [Member] | Level 3 [Member]
        
Assets        
Federal funds sold and securities borrowed or purchased under agreements to resell          
Trading account assets 7,780 9,044    
Derivative assets 6,908 [1] 7,277 [2] 8,011 [1]  
Total available-for-sale debt securities 4,220 4,760    
Other debt securities carried at fair value          
Loans and leases 3,053 3,057    
Mortgage servicing rights 4,765 5,042    
Loans held-for-sale 736 929    
Other assets 1,132 1,669    
Total assets 28,594 31,778    
Liabilities        
Interest-bearing deposits in U.S. offices          
Federal funds purchased and securities loaned or sold under agreements to repurchase          
Total trading account liabilities 36 35    
Derivative liabilities 7,483 [1] 7,301 [2] 6,948 [1]  
Short-term borrowings fair value disclosure          
Accrued expenses and other liabilities 8 10    
Long-term debt 1,841 1,990    
Total liabilities 9,368 9,336    
Recurring [Member] | Level 3 [Member] | US Government Corporations and Agencies Securities [Member]
        
Liabilities        
Total trading account liabilities          
Recurring [Member] | Level 3 [Member] | Equity securities [Member]
        
Liabilities        
Total trading account liabilities          
Recurring [Member] | Level 3 [Member] | Non-U.S. sovereign debt [Member]
        
Liabilities        
Total trading account liabilities          
Recurring [Member] | Level 3 [Member] | Corporate securities, trading loans and other [Member]
        
Liabilities        
Total trading account liabilities 36 35    
Recurring [Member] | Level 3 [Member] | U.S. government and agency securities [Member]
        
Assets        
Trading account assets    [3]    [4]    
Recurring [Member] | Level 3 [Member] | Corporate securities, trading loans and other [Member]
        
Assets        
Trading account assets 2,617 3,559    
Recurring [Member] | Level 3 [Member] | Equity securities [Member]
        
Assets        
Trading account assets 343 386    
Recurring [Member] | Level 3 [Member] | Non-U.S. sovereign debt [Member]
        
Assets        
Trading account assets 533 468    
Recurring [Member] | Level 3 [Member] | Mortgage trading loans and ABS [Member]
        
Assets        
Trading account assets 4,287 4,631    
Recurring [Member] | Level 3 [Member] | U.S. Treasury securities and agency securities [Member]
        
Assets        
Total available-for-sale debt securities          
Other debt securities carried at fair value          
Recurring [Member] | Level 3 [Member] | Agency MBS [Member]
        
Assets        
Total available-for-sale debt securities          
Other debt securities carried at fair value          
Recurring [Member] | Level 3 [Member] | Agency-collateralized mortgage obligations [Member]
        
Assets        
Total available-for-sale debt securities          
Other debt securities carried at fair value          
Recurring [Member] | Level 3 [Member] | Non-agency residential [Member]
        
Assets        
Total available-for-sale debt securities          
Recurring [Member] | Level 3 [Member] | Non-agency commercial [Member]
        
Assets        
Total available-for-sale debt securities          
Other debt securities carried at fair value          
Recurring [Member] | Level 3 [Member] | Non-U.S. Securities [Member]
        
Assets        
Total available-for-sale debt securities    107    
Other debt securities carried at fair value          
Recurring [Member] | Level 3 [Member] | Corporate/Agency bonds [Member]
        
Assets        
Total available-for-sale debt securities          
Recurring [Member] | Level 3 [Member] | Other taxable securities [Member]
        
Assets        
Total available-for-sale debt securities 3,437 3,847    
Recurring [Member] | Level 3 [Member] | Tax-exempt securities [Member]
        
Assets        
Total available-for-sale debt securities 783 806    
Recurring [Member] | Netting Adjustments [Member]
        
Assets        
Federal funds sold and securities borrowed or purchased under agreements to resell    [7]    [7]    
Trading account assets    [7]    [7]    
Derivative assets (778,934) [1],[7] (872,758) [2],[7]    
Total available-for-sale debt securities    [7]    [7]    
Other debt securities carried at fair value    [7]    [7]    
Loans and leases    [7]    [7]    
Mortgage servicing rights    [7]    [7]    
Loans held-for-sale    [7]    [7]    
Other assets    [7]    [7]    
Total assets (778,934) [7] (872,758) [7]    
Liabilities        
Interest-bearing deposits in U.S. offices    [7]    [7]    
Federal funds purchased and securities loaned or sold under agreements to repurchase    [7]    [7]    
Total trading account liabilities    [7]    [7]    
Derivative liabilities (772,600) [1],[7] (868,969) [2],[7]    
Short-term borrowings fair value disclosure    [7]    [7]    
Accrued expenses and other liabilities    [7]    [7]    
Long-term debt    [7]    [7]    
Total liabilities (772,600) [7] (868,969) [7]    
Recurring [Member] | Netting Adjustments [Member] | US Government Corporations and Agencies Securities [Member]
        
Liabilities        
Total trading account liabilities    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Equity securities [Member]
        
Liabilities        
Total trading account liabilities    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Non-U.S. sovereign debt [Member]
        
Liabilities        
Total trading account liabilities    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Corporate securities, trading loans and other [Member]
        
Liabilities        
Total trading account liabilities    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | U.S. government and agency securities [Member]
        
Assets        
Trading account assets    [3],[7]    [4],[7]    
Recurring [Member] | Netting Adjustments [Member] | Corporate securities, trading loans and other [Member]
        
Assets        
Trading account assets    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Equity securities [Member]
        
Assets        
Trading account assets    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Non-U.S. sovereign debt [Member]
        
Assets        
Trading account assets    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Mortgage trading loans and ABS [Member]
        
Assets        
Trading account assets    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | U.S. Treasury securities and agency securities [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
Other debt securities carried at fair value    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Agency MBS [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
Other debt securities carried at fair value    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Agency-collateralized mortgage obligations [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
Other debt securities carried at fair value    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Non-agency residential [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Non-agency commercial [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
Other debt securities carried at fair value    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Non-U.S. Securities [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
Other debt securities carried at fair value    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Corporate/Agency bonds [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Other taxable securities [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
Recurring [Member] | Netting Adjustments [Member] | Tax-exempt securities [Member]
        
Assets        
Total available-for-sale debt securities    [7]    [7]    
[1] For further disaggregation of derivative assets and liabilities, see Note 2 – Derivatives.
[2] For further disaggregation of derivative assets and liabilities, see Note 2 – Derivatives
[3] Includes $25.2 billion of government-sponsored enterprise obligations.
[4] Includes $17.2 billion of government-sponsored enterprise obligations.
[5] During the three months ended March 31, 2014, gross transfers between Level 1 and Level 2 were not significant.
[6] During 2013, $500 million of other assets were transferred from Level 1 to Level 2 primarily due to a restriction that became effective for a private equity investment that was subsequently sold once the restriction was lifted.
[7] Amounts represent the impact of legally enforceable master netting agreements and also cash collateral held or placed with the same counterparties.