Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Credit Derivatives (Details)

v2.4.0.6
Derivatives - Credit Derivatives (Details) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Carrying Value [Abstract]    
Derivative Liability, Fair Value, Gross Liability $ 1,195,400,000,000 $ 1,364,800,000,000
Notional Amount of Derivatives, [Abstract]    
Less than One Year 399,685,000,000 389,140,000,000
One to Three Years 442,176,000,000 459,211,000,000
Three to Five Years 654,637,000,000 617,917,000,000
Over Five Years 158,737,000,000 134,047,000,000
Notional Amount of Derivatives 1,655,235,000,000 1,600,315,000,000
In Text Details [Abstract]    
Carrying value of written credit derivatives 19,400,000,000 20,700,000,000
Notional Amount of Written Credit Derivatives With Identical Referenced Underlying Held by Entity 1,200,000,000,000 1,100,000,000,000
Credit Derivative [Member]
   
Carrying Value [Abstract]    
Less than One Year 1,148,000,000 1,071,000,000
One to Three Years 4,602,000,000 5,264,000,000
Three to Five Years 11,060,000,000 12,664,000,000
Over Five Years 13,264,000,000 13,899,000,000
Derivative Liability, Fair Value, Gross Liability 30,074,000,000 32,898,000,000
Credit Default Swap [Member] | Credit Risk Contract [Member] | Credit Default Swap, Selling Protection [Member]
   
Carrying Value [Abstract]    
Less than One Year 918,000,000 975,000,000
One to Three Years 4,525,000,000 5,160,000,000
Three to Five Years 10,997,000,000 12,625,000,000
Over Five Years 13,250,000,000 13,862,000,000
Derivative Liability, Fair Value, Gross Liability 29,690,000,000 32,622,000,000
Notional Amount of Derivatives, [Abstract]    
Less than One Year 340,823,000,000 340,038,000,000
One to Three Years 434,039,000,000 448,168,000,000
Three to Five Years 649,231,000,000 610,286,000,000
Over Five Years 157,240,000,000 133,012,000,000
Notional Amount of Derivatives 1,581,333,000,000 [1] 1,531,504,000,000 [1]
Credit Default Swap [Member] | Credit Risk Contract [Member] | Credit Default Swap, Selling Protection [Member] | External Credit Rating, Investment Grade [Member]
   
Carrying Value [Abstract]    
Less than One Year 62,000,000 52,000,000
One to Three Years 873,000,000 757,000,000
Three to Five Years 5,504,000,000 5,595,000,000
Over Five Years 3,140,000,000 2,903,000,000
Derivative Liability, Fair Value, Gross Liability 9,579,000,000 9,307,000,000
Notional Amount of Derivatives, [Abstract]    
Less than One Year 264,038,000,000 260,177,000,000
One to Three Years 336,442,000,000 349,125,000,000
Three to Five Years 537,624,000,000 500,038,000,000
Over Five Years 111,327,000,000 90,453,000,000
Notional Amount of Derivatives 1,249,431,000,000 1,199,793,000,000
Credit Default Swap [Member] | Credit Risk Contract [Member] | Credit Default Swap, Selling Protection [Member] | External Credit Rating, Non Investment Grade [Member]
   
Carrying Value [Abstract]    
Less than One Year 856,000,000 923,000,000
One to Three Years 3,652,000,000 4,403,000,000
Three to Five Years 5,493,000,000 7,030,000,000
Over Five Years 10,110,000,000 10,959,000,000
Derivative Liability, Fair Value, Gross Liability 20,111,000,000 23,315,000,000
Notional Amount of Derivatives, [Abstract]    
Less than One Year 76,785,000,000 79,861,000,000
One to Three Years 97,597,000,000 99,043,000,000
Three to Five Years 111,607,000,000 110,248,000,000
Over Five Years 45,913,000,000 42,559,000,000
Notional Amount of Derivatives 331,902,000,000 331,711,000,000
Return Swaps Other [Member] | Credit Risk Contract [Member] | Credit Default Swap, Selling Protection [Member]
   
Carrying Value [Abstract]    
Less than One Year 230,000,000 96,000,000
One to Three Years 77,000,000 104,000,000
Three to Five Years 63,000,000 39,000,000
Over Five Years 14,000,000 37,000,000
Derivative Liability, Fair Value, Gross Liability 384,000,000 276,000,000
Notional Amount of Derivatives, [Abstract]    
Less than One Year 58,862,000,000 49,102,000,000
One to Three Years 8,137,000,000 11,043,000,000
Three to Five Years 5,406,000,000 7,631,000,000
Over Five Years 1,497,000,000 1,035,000,000
Notional Amount of Derivatives 73,902,000,000 [1] 68,811,000,000 [1]
Return Swaps Other [Member] | Credit Risk Contract [Member] | Credit Default Swap, Selling Protection [Member] | External Credit Rating, Investment Grade [Member]
   
Carrying Value [Abstract]    
Less than One Year 38,000,000 39,000,000
Three to Five Years    0
Over Five Years    0
Derivative Liability, Fair Value, Gross Liability 38,000,000 39,000,000
Notional Amount of Derivatives, [Abstract]    
Less than One Year 24,359,000,000 43,536,000,000
One to Three Years    15,000,000
Three to Five Years    0
Notional Amount of Derivatives 24,359,000,000 43,551,000,000
Return Swaps Other [Member] | Credit Risk Contract [Member] | Credit Default Swap, Selling Protection [Member] | External Credit Rating, Non Investment Grade [Member]
   
Carrying Value [Abstract]    
Less than One Year 192,000,000 57,000,000
One to Three Years 77,000,000 104,000,000
Three to Five Years 63,000,000 39,000,000
Over Five Years 14,000,000 37,000,000
Derivative Liability, Fair Value, Gross Liability 346,000,000 237,000,000
Notional Amount of Derivatives, [Abstract]    
Less than One Year 34,503,000,000 5,566,000,000
One to Three Years 8,137,000,000 11,028,000,000
Three to Five Years 5,406,000,000 7,631,000,000
Over Five Years 1,497,000,000 1,035,000,000
Notional Amount of Derivatives 49,543,000,000 25,260,000,000
Credit-related notes [Member]
   
Carrying Value [Abstract]    
Less than One Year 112,000,000 [2] 120,000,000 [2]
One to Three Years 193,000,000 [2] 173,000,000 [2]
Three to Five Years 922,000,000 [2] 755,000,000 [2]
Over Five Years 5,680,000,000 [2] 5,274,000,000 [2]
Derivative Liability, Fair Value, Gross Liability 6,907,000,000 [2] 6,322,000,000 [2]
Credit-related notes [Member] | External Credit Rating, Investment Grade [Member]
   
Carrying Value [Abstract]    
Less than One Year 4,000,000 [2] 4,000,000 [2]
One to Three Years 21,000,000 [2] 12,000,000 [2]
Three to Five Years 275,000,000 [2] 441,000,000 [2]
Over Five Years 4,309,000,000 [2] 3,849,000,000 [2]
Derivative Liability, Fair Value, Gross Liability 4,609,000,000 [2] 4,306,000,000 [2]
Credit-related notes [Member] | External Credit Rating, Non Investment Grade [Member]
   
Carrying Value [Abstract]    
Less than One Year 108,000,000 [2] 116,000,000 [2]
One to Three Years 172,000,000 [2] 161,000,000 [2]
Three to Five Years 647,000,000 [2] 314,000,000 [2]
Over Five Years 1,371,000,000 [2] 1,425,000,000 [2]
Derivative Liability, Fair Value, Gross Liability $ 2,298,000,000 [2] $ 2,016,000,000 [2]
[1] Represents the total contract/notional amount of derivative assets and liabilities outstanding.
[2] For credit-related notes, maximum payout/notional is the same as carrying value.