Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Derivative Balances (Details)

v2.4.0.8
Derivatives - Derivative Balances (Details) (USD $)
Jun. 30, 2013
Dec. 31, 2012
Notional Amount of Derivatives, [Abstract]    
Contract/Notional $ 1,560,455,000,000 $ 1,600,315,000,000
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 1,014,600,000,000 1,367,800,000,000
Derivative Asset, Fair Value, Gross Asset 1,025,700,000,000 1,383,500,000,000
Derivative Asset, Fair Value, Gross Liability (918,400,000,000) (1,271,900,000,000)
Derivative Asset, Collateral, Obligation to Return Cash, Offset (50,500,000,000) (58,100,000,000)
Derivative Asset, Not Subject to Master Netting Agreement 37,500,000,000 30,400,000,000
Other Gross Derivative Assets 19,300,000,000 23,100,000,000
Derivative assets 56,772,000,000 53,497,000,000
Derivative, Collateral, Obligation to Return Securities (11,100,000,000) [1] (11,500,000,000) [1]
Derivative Asset, Fair Value, Amount Offset Against Collateral 45,700,000,000 42,000,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 1,004,800,000,000 1,357,500,000,000
Derivative Liability, Fair Value, Gross Liability 1,008,200,000,000 1,364,800,000,000
Derivative Liability, Fair Value, Gross Asset (918,400,000,000) (1,271,900,000,000)
Derivative Liability, Collateral, Right to Reclaim Cash, Offset 41,300,000,000 46,900,000,000
Derivative Liability, Not Subject to Master Netting Arrangement 28,900,000,000 24,800,000,000
Other Gross Derivative Liabilities 19,600,000,000 21,200,000,000
Derivative Liabilities 48,532,000,000 46,016,000,000
Derivative, Collateral, Right to Reclaim Securities (10,000,000,000) [1] (14,600,000,000) [1]
Derivative Liability, Fair Value, Amount Not Offset Against Collateral 38,500,000,000 31,400,000,000
Designated as Hedging Instrument [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset 11,100,000,000 15,700,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 3,400,000,000 7,300,000,000
Interest Rate Contracts [Member] | Swap [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 33,363,000,000,000 [2] 34,667,400,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 749,700,000,000 1,075,400,000,000
Derivative Asset, Fair Value, Gross Asset 758,900,000,000 1,089,200,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 744,900,000,000 1,062,600,000,000
Derivative Liability, Fair Value, Gross Liability 745,500,000,000 1,067,300,000,000
Interest Rate Contracts [Member] | Swap [Member] | Designated as Hedging Instrument [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset 9,200,000,000 13,800,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 600,000,000 4,700,000,000
Interest Rate Contracts [Member] | Futures and Forwards [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 10,507,800,000,000 [2] 11,950,500,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 5,700,000,000 2,800,000,000
Derivative Asset, Fair Value, Gross Asset 5,700,000,000 2,800,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 5,100,000,000 2,700,000,000
Derivative Liability, Fair Value, Gross Liability 5,100,000,000 2,700,000,000
Interest Rate Contracts [Member] | Futures and Forwards [Member] | Designated as Hedging Instrument [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset   0
Interest Rate Contracts [Member] | Written Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 2,244,600,000,000 [2] 2,343,500,000,000 [2]
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset    0
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 76,700,000,000 106,000,000,000
Derivative Liability, Fair Value, Gross Liability 76,700,000,000 106,000,000,000
Interest Rate Contracts [Member] | Purchased Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 2,160,900,000,000 [2] 2,162,600,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 77,400,000,000 105,500,000,000
Derivative Asset, Fair Value, Gross Asset 77,400,000,000 105,500,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 0 0
Foreign Exchange Contract [Member] | Swap [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 2,275,400,000,000 [2] 2,489,000,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 38,100,000,000 47,400,000,000
Derivative Asset, Fair Value, Gross Asset 39,000,000,000 48,800,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 39,800,000,000 53,200,000,000
Derivative Liability, Fair Value, Gross Liability 42,200,000,000 55,000,000,000
Foreign Exchange Contract [Member] | Swap [Member] | Designated as Hedging Instrument [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset 900,000,000 1,400,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 2,400,000,000 1,800,000,000
Foreign Exchange Contract [Member] | Spot Futures and Forwards [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 2,721,000,000,000 [2] 3,023,000,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 28,200,000,000 31,500,000,000
Derivative Asset, Fair Value, Gross Asset 29,200,000,000 31,900,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 29,300,000,000 30,500,000,000
Derivative Liability, Fair Value, Gross Liability 29,700,000,000 31,300,000,000
Foreign Exchange Contract [Member] | Spot Futures and Forwards [Member] | Designated as Hedging Instrument [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset 1,000,000,000 400,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 400,000,000 800,000,000
Foreign Exchange Contract [Member] | Written Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 525,500,000,000 [2] 363,300,000,000 [2]
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset    0
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 10,800,000,000 7,300,000,000
Derivative Liability, Fair Value, Gross Liability 10,800,000,000 7,300,000,000
Foreign Exchange Contract [Member] | Purchased Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 499,000,000,000 [2] 321,800,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 10,200,000,000 6,500,000,000
Derivative Asset, Fair Value, Gross Asset 10,200,000,000 6,500,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 0 0
Equity Contracts [Member] | Swap [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 139,500,000,000 [2] 127,100,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 3,500,000,000 1,600,000,000
Derivative Asset, Fair Value, Gross Asset 3,500,000,000 1,600,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 3,400,000,000 2,000,000,000
Derivative Liability, Fair Value, Gross Liability 3,400,000,000 2,000,000,000
Equity Contracts [Member] | Futures and Forwards [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 64,900,000,000 [2] 58,400,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 1,400,000,000 1,000,000,000
Derivative Asset, Fair Value, Gross Asset 1,400,000,000 1,000,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 1,100,000,000 1,000,000,000
Derivative Liability, Fair Value, Gross Liability 1,100,000,000 1,000,000,000
Equity Contracts [Member] | Written Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 365,200,000,000 [2] 295,300,000,000 [2]
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset    0
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 25,800,000,000 20,200,000,000
Derivative Liability, Fair Value, Gross Liability 25,800,000,000 20,200,000,000
Equity Contracts [Member] | Purchased Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 327,500,000,000 [2] 271,000,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 25,700,000,000 20,400,000,000
Derivative Asset, Fair Value, Gross Asset 25,700,000,000 20,400,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 0 0
Commodity Contracts [Member] | Swap [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 73,500,000,000 [2] 60,500,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 4,400,000,000 2,500,000,000
Derivative Asset, Fair Value, Gross Asset 4,400,000,000 2,600,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 5,000,000,000 4,000,000,000
Derivative Liability, Fair Value, Gross Liability 5,000,000,000 4,000,000,000
Commodity Contracts [Member] | Swap [Member] | Designated as Hedging Instrument [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset 0 100,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability   0
Commodity Contracts [Member] | Futures and Forwards [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 580,400,000,000 [2] 498,900,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 5,700,000,000 4,800,000,000
Derivative Asset, Fair Value, Gross Asset 5,700,000,000 4,800,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 3,900,000,000 2,700,000,000
Derivative Liability, Fair Value, Gross Liability 3,900,000,000 2,700,000,000
Commodity Contracts [Member] | Written Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 224,900,000,000 [2] 166,400,000,000 [2]
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset    0
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 8,100,000,000 7,400,000,000
Derivative Liability, Fair Value, Gross Liability 8,100,000,000 7,400,000,000
Commodity Contracts [Member] | Purchased Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 232,400,000,000 [2] 168,200,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 8,100,000,000 7,100,000,000
Derivative Asset, Fair Value, Gross Asset 8,100,000,000 7,100,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability    0
Credit Derivatives [Member] | Credit Default Swap [Member] | Credit Default Swap, Buying Protection [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 1,517,800,000,000 [2] 1,559,500,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 29,300,000,000 35,600,000,000
Derivative Asset, Fair Value, Gross Asset 29,300,000,000 35,600,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 21,400,000,000 22,100,000,000
Derivative Liability, Fair Value, Gross Liability 21,400,000,000 22,100,000,000
Credit Derivatives [Member] | Credit Default Swap [Member] | Credit Default Swap, Selling Protection [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 1,491,001,000,000 [2] 1,531,504,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 22,500,000,000 23,000,000,000
Derivative Asset, Fair Value, Gross Asset 22,500,000,000 23,000,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 26,300,000,000 32,600,000,000
Derivative Liability, Fair Value, Gross Liability 26,257,000,000 32,622,000,000
Credit Derivatives [Member] | Return Swaps Other [Member] | Credit Default Swap, Buying Protection [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 51,000,000,000 [2] 43,500,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 2,400,000,000 2,500,000,000
Derivative Asset, Fair Value, Gross Asset 2,400,000,000 2,500,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 2,800,000,000 2,900,000,000
Derivative Liability, Fair Value, Gross Liability 2,800,000,000 2,900,000,000
Credit Derivatives [Member] | Return Swaps Other [Member] | Credit Default Swap, Selling Protection [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 69,454,000,000 [2] 68,811,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 2,300,000,000 200,000,000
Derivative Asset, Fair Value, Gross Asset 2,300,000,000 200,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 400,000,000 300,000,000
Derivative Liability, Fair Value, Gross Liability 366,000,000 276,000,000
Over the Counter [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Liability (576,700,000,000) (764,400,000,000)
Derivative Asset, Fair Value, Gross Asset, Excluding Other 629,000,000,000 808,900,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Asset (594,500,000,000) (780,800,000,000)
Derivative Liability, Fair Value, Gross Liability, Excluding Other 602,100,000,000 787,200,000,000
Over the Counter [Member] | Interest Rate Contracts [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 474,300,000,000 646,700,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other 452,000,000,000 623,400,000,000
Over the Counter [Member] | Foreign Exchange Contract [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 74,800,000,000 84,100,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other 77,600,000,000 88,700,000,000
Over the Counter [Member] | Equity Contracts [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 19,100,000,000 15,200,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other 16,200,000,000 13,300,000,000
Over the Counter [Member] | Commodity Contracts [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 9,700,000,000 6,900,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other 10,200,000,000 7,900,000,000
Over the Counter [Member] | Credit Derivatives [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 51,100,000,000 56,000,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other 46,100,000,000 53,900,000,000
Exchange Traded [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Liability (7,100,000,000) (5,900,000,000)
Derivative Asset, Fair Value, Gross Asset, Excluding Other 10,100,000,000 8,200,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Asset (7,100,000,000) (5,900,000,000)
Derivative Liability, Fair Value, Gross Liability, Excluding Other 10,600,000,000 7,900,000,000
Exchange Traded [Member] | Equity Contracts [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 6,800,000,000 4,800,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other 7,500,000,000 4,700,000,000
Exchange Traded [Member] | Commodity Contracts [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 3,300,000,000 3,400,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other 3,100,000,000 3,200,000,000
Exchange Cleared [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Liability (375,900,000,000) (548,500,000,000)
Derivative Asset, Fair Value, Gross Asset, Excluding Other 367,300,000,000 543,300,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Asset (367,300,000,000) (543,300,000,000)
Derivative Liability, Fair Value, Gross Liability, Excluding Other 375,900,000,000 548,500,000,000
Exchange Cleared [Member] | Interest Rate Contracts [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 363,300,000,000 539,500,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other 371,700,000,000 545,100,000,000
Exchange Cleared [Member] | Credit Derivatives [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 4,000,000,000 3,800,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability, Excluding Other $ 4,200,000,000 $ 3,400,000,000
[1] These amounts are limited to the derivative asset/liability balance, and accordingly, do not include excess collateral received/pledged.
[2] Represents the total contract/notional amount of derivative assets and liabilities outstanding.