Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Derivative Balances (Details)

v2.4.0.6
Derivatives - Derivative Balances (Details) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Derivatives, Fair Value [Line Items]    
Derivative Asset, Fair Value, Gross Liability $ (1,104,800,000,000) $ (1,271,900,000,000)
Derivative Liability, Fair Value, Gross Asset 1,104,800,000,000 1,271,900,000,000
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 1,655,235,000,000 1,600,315,000,000
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 1,200,000,000,000 1,367,800,000,000
Derivative Asset, Not Subject to Master Netting Agreement 37,800,000,000 30,400,000,000
Derivative assets 52,247,000,000 53,497,000,000
Derivative Asset, Fair Value, Gross Asset 1,214,700,000,000 1,383,500,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 1,189,800,000,000 1,357,500,000,000
Derivative Asset, Fair Value, Gross Asset, Excluding Other 1,200,300,000,000 1,360,400,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 1,177,300,000,000 1,343,600,000,000
Derivative Asset, Collateral, Obligation to Return Cash, Offset (57,700,000,000) (58,100,000,000)
Derivative Liability, Collateral, Right to Reclaim Cash, Offset 42,800,000,000 46,900,000,000
Derivative Liability, Not Subject to Master Netting Arrangement 29,700,000,000 24,800,000,000
Derivative Liabilities 47,825,000,000 46,016,000,000
Derivative Liability, Fair Value, Gross Liability 1,195,400,000,000 1,364,800,000,000
Other Gross Derivative Assets 14,400,000,000 23,100,000,000
Other Gross Derivative Liabilities 18,100,000,000 21,200,000,000
Derivative, Collateral, Obligation to Return Securities (11,400,000,000) [1] (11,500,000,000) [1]
Derivative, Collateral, Right to Reclaim Securities (12,800,000,000) [1] (14,600,000,000) [1]
Derivative Asset, Fair Value, Amount Offset Against Collateral 40,800,000,000 42,000,000,000
Derivative Liability, Fair Value, Amount Not Offset Against Collateral 35,000,000,000 31,400,000,000
Designated as Hedging Instrument [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset 14,700,000,000 15,700,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 5,600,000,000 7,300,000,000
Interest Rate Contracts [Member] | Swap [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 33,883,600,000,000 [2] 34,667,400,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 920,000,000,000 1,075,400,000,000
Derivative Asset, Fair Value, Gross Asset 932,600,000,000 1,089,200,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 910,100,000,000 1,062,600,000,000
Derivative Liability, Fair Value, Gross Liability 912,900,000,000 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 12,600,000,000 13,800,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 2,800,000,000 4,700,000,000
Interest Rate Contracts [Member] | Futures and Forwards [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 12,220,800,000,000 [2] 11,950,500,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 2,100,000,000 2,800,000,000
Derivative Asset, Fair Value, Gross Asset 2,100,000,000 2,800,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 2,100,000,000 2,700,000,000
Derivative Liability, Fair Value, Gross Liability 2,100,000,000 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 2,224,100,000,000 [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 93,800,000,000 106,000,000,000
Derivative Liability, Fair Value, Gross Liability 93,800,000,000 106,000,000,000
Interest Rate Contracts [Member] | Purchased Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 2,147,300,000,000 [2] 2,162,600,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 94,700,000,000 105,500,000,000
Derivative Asset, Fair Value, Gross Asset 94,700,000,000 105,500,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 0 0
Foreign Exchange Contract [Member] | Swap [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 2,349,400,000,000 [2] 2,489,000,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 42,200,000,000 47,400,000,000
Derivative Asset, Fair Value, Gross Asset 43,400,000,000 48,800,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 46,600,000,000 53,200,000,000
Derivative Liability, Fair Value, Gross Liability 48,900,000,000 55,000,000,000
Foreign Exchange Contract [Member] | Swap [Member] | Designated as Hedging Instrument [Member]
   
Derivative Assets [Abstract]    
Derivative Asset, Fair Value, Gross Asset 1,200,000,000 1,400,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 2,300,000,000 1,800,000,000
Foreign Exchange Contract [Member] | Spot Futures and Forwards [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 2,747,700,000,000 [2] 3,023,000,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 29,300,000,000 31,500,000,000
Derivative Asset, Fair Value, Gross Asset 30,200,000,000 31,900,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 29,600,000,000 30,500,000,000
Derivative Liability, Fair Value, Gross Liability 30,100,000,000 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 900,000,000 400,000,000
Derivative Liabilities [Abstract]    
Derivative Liability, Fair Value, Gross Liability 500,000,000 800,000,000
Foreign Exchange Contract [Member] | Written Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 526,300,000,000 [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 9,600,000,000 7,300,000,000
Derivative Liability, Fair Value, Gross Liability 9,600,000,000 7,300,000,000
Foreign Exchange Contract [Member] | Purchased Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 476,000,000,000 [2] 321,800,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 8,800,000,000 6,500,000,000
Derivative Asset, Fair Value, Gross Asset 8,800,000,000 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 137,000,000,000 [2] 127,100,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 2,300,000,000 1,600,000,000
Derivative Asset, Fair Value, Gross Asset 2,300,000,000 1,600,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 2,300,000,000 2,000,000,000
Derivative Liability, Fair Value, Gross Liability 2,300,000,000 2,000,000,000
Equity Contracts [Member] | Futures and Forwards [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 68,600,000,000 [2] 58,400,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 1,200,000,000 1,000,000,000
Derivative Asset, Fair Value, Gross Asset 1,200,000,000 1,000,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 1,200,000,000 1,000,000,000
Derivative Liability, Fair Value, Gross Liability 1,200,000,000 1,000,000,000
Equity Contracts [Member] | Written Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 335,200,000,000 [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 23,700,000,000 20,200,000,000
Derivative Liability, Fair Value, Gross Liability 23,700,000,000 20,200,000,000
Equity Contracts [Member] | Purchased Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 314,000,000,000 [2] 271,000,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 22,900,000,000 20,400,000,000
Derivative Asset, Fair Value, Gross Asset 22,900,000,000 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 73,600,000,000 [2] 60,500,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 3,000,000,000 2,500,000,000
Derivative Asset, Fair Value, Gross Asset 3,000,000,000 2,600,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 4,200,000,000 4,000,000,000
Derivative Liability, Fair Value, Gross Liability 4,200,000,000 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 555,800,000,000 [2] 498,900,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 5,500,000,000 4,800,000,000
Derivative Asset, Fair Value, Gross Asset 5,500,000,000 4,800,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 3,500,000,000 2,700,000,000
Derivative Liability, Fair Value, Gross Liability 3,500,000,000 2,700,000,000
Commodity Contracts [Member] | Written Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 206,100,000,000 [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 7,300,000,000 7,400,000,000
Derivative Liability, Fair Value, Gross Liability 7,300,000,000 7,400,000,000
Commodity Contracts [Member] | Purchased Options [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 213,800,000,000 [2] 168,200,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 7,200,000,000 7,100,000,000
Derivative Asset, Fair Value, Gross Asset 7,200,000,000 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 1,610,700,000,000 [2] 1,559,500,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 32,700,000,000 35,600,000,000
Derivative Asset, Fair Value, Gross Asset 32,700,000,000 35,600,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 22,800,000,000 22,100,000,000
Derivative Liability, Fair Value, Gross Liability 22,800,000,000 22,100,000,000
Credit Derivatives [Member] | Credit Default Swap [Member] | Credit Default Swap, Selling Protection [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 1,581,333,000,000 [2] 1,531,504,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 23,700,000,000 23,000,000,000
Derivative Asset, Fair Value, Gross Asset 23,700,000,000 23,000,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 29,700,000,000 32,600,000,000
Derivative Liability, Fair Value, Gross Liability 29,690,000,000 32,622,000,000
Credit Derivatives [Member] | Return Swaps Other [Member] | Credit Default Swap, Buying Protection [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 44,400,000,000 [2] 43,500,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 2,200,000,000 2,500,000,000
Derivative Asset, Fair Value, Gross Asset 2,200,000,000 2,500,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 2,900,000,000 2,900,000,000
Derivative Liability, Fair Value, Gross Liability 2,900,000,000 2,900,000,000
Credit Derivatives [Member] | Return Swaps Other [Member] | Credit Default Swap, Selling Protection [Member]
   
Notional Amount of Derivatives, [Abstract]    
Contract/Notional 73,902,000,000 [2] 68,811,000,000 [2]
Derivative Assets [Abstract]    
Gross Derivative Assets Trading Activities And As Economic Hedges 2,200,000,000 200,000,000
Derivative Asset, Fair Value, Gross Asset 2,200,000,000 200,000,000
Derivative Liabilities [Abstract]    
Gross Derivative Liabilities Trading Activities And As Economic Hedges 400,000,000 300,000,000
Derivative Liability, Fair Value, Gross Liability 384,000,000 276,000,000
Over the Counter [Member] | Interest Rate Contracts [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 584,800,000,000 646,700,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 556,400,000,000 623,400,000,000
Over the Counter [Member] | Foreign Exchange Contract [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 79,500,000,000 84,100,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 83,700,000,000 88,700,000,000
Over the Counter [Member] | Equity Contracts [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 16,900,000,000 15,200,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 14,600,000,000 13,300,000,000
Over the Counter [Member] | Commodity Contracts [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 8,200,000,000 6,900,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 8,700,000,000 7,900,000,000
Over the Counter [Member] | Credit Derivatives [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 54,800,000,000 56,000,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 50,600,000,000 53,900,000,000
Exchange Traded [Member] | Equity Contracts [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 5,500,000,000 4,800,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 6,200,000,000 4,700,000,000
Exchange Traded [Member] | Commodity Contracts [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 3,300,000,000 3,400,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 3,200,000,000 3,200,000,000
Exchange Cleared [Member] | Interest Rate Contracts [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 442,900,000,000 539,500,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other 449,500,000,000 545,100,000,000
Exchange Cleared [Member] | Credit Derivatives [Member]
   
Derivative Liabilities [Abstract]    
Derivative Asset, Fair Value, Gross Asset, Excluding Other 4,400,000,000 3,800,000,000
Derivative Liability, Fair Value, Gross Liability, Excluding Other $ 4,400,000,000 $ 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.