Derivatives (Details) (USD $)	3 Months Ended				9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2011		Sep. 30, 2010		Dec. 31, 2010
Gross Derivative Assets
Trading Derivatives and Economic Hedges	$ 2,150,600,000,000				$ 2,150,600,000,000				$ 1,518,800,000,000
Less: Legally enforceable master netting agreements	(2,027,400,000,000)				(2,027,400,000,000)				(1,406,300,000,000)
Less: Cash collateral applied	(65,600,000,000)				(65,600,000,000)				(58,300,000,000)
Gross derivative assets	2,172,000,000,000				2,172,000,000,000				1,537,600,000,000
Derivative assets	79,044,000,000				79,044,000,000				73,000,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	2,126,600,000,000				2,126,600,000,000				1,501,500,000,000
Less: Legally enforceable master netting agreements	(2,027,400,000,000)				(2,027,400,000,000)				(1,406,300,000,000)
Less: Cash collateral applied	(57,400,000,000)				(57,400,000,000)				(43,600,000,000)
Gross derivative liabilities	2,144,100,000,000				2,144,100,000,000				1,505,800,000,000
Derivative liabilities	59,304,000,000				59,304,000,000				55,914,000,000
Economic Hedges
Price risk on mortgage banking production income	1,158,000,000	[1],[2]	3,577,000,000	[1],[2]	2,324,000,000	[1],[2]	6,974,000,000	[1],[2]
Interest rate risk on mortgage banking servicing income	2,678,000,000	[1]	1,736,000,000	[1]	3,063,000,000	[1]	5,048,000,000	[1]
Credit risk on loans	66,000,000	[3]	(44,000,000)	[3]	38,000,000	[3]	(72,000,000)	[3]
Interest rate and foreign currency risk on long-term debt and other foreign exchange transactions	(3,616,000,000)	[4]	7,613,000,000	[4]	1,604,000,000	[4]	(1,596,000,000)	[4]
Other	(288,000,000)	[5]	(35,000,000)	[5]	(384,000,000)	[5]	(134,000,000)	[5]
Total	(2,000,000)		12,847,000,000		6,645,000,000		10,220,000,000
Sales and Trading Revenue
Trading Account Profits	1,604,000,000		2,596,000,000		6,417,000,000		9,059,000,000
Net interest income	10,490,000,000		12,435,000,000		33,915,000,000		39,084,000,000
Total	28,453,000,000		26,700,000,000		68,566,000,000		87,822,000,000
Credit Derivatives
Carrying Value	112,821,000,000				112,821,000,000				63,682,000,000
Maximum Payout/Notional	2,029,844,000,000				2,029,844,000,000				2,155,962,000,000
Reported Basis [Member]
Credit Derivatives
Carrying Value									3,600,000,000
Interest Rate Contract [Member] | Swap [Member]
Derivatives Balances
Contract/Notional	44,392,200,000,000	[6]			44,392,200,000,000	[6]			42,719,200,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	1,713,000,000,000				1,713,000,000,000				1,193,900,000,000
Gross derivative assets	1,729,100,000,000				1,729,100,000,000				1,208,800,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	1,690,800,000,000				1,690,800,000,000				1,187,900,000,000
Gross derivative liabilities	1,705,900,000,000				1,705,900,000,000				1,190,100,000,000
Interest Rate Contract [Member] | Swap [Member] | Designated as Hedging Instrument [Member]
Gross Derivative Assets
Gross derivative assets	16,100,000,000				16,100,000,000				14,900,000,000
Gross Derivative Liabilities
Gross derivative liabilities	15,100,000,000	[7]			15,100,000,000	[7]			2,200,000,000	[8]
Interest Rate Contract [Member] | Futures and Forwards [Member]
Derivatives Balances
Contract/Notional	12,062,500,000,000	[6]			12,062,500,000,000	[6]			9,939,200,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	3,700,000,000				3,700,000,000				6,000,000,000
Gross derivative assets	3,700,000,000				3,700,000,000				6,000,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	4,300,000,000				4,300,000,000				4,700,000,000
Gross derivative liabilities	4,300,000,000				4,300,000,000				4,700,000,000
Interest Rate Contract [Member] | Written Options [Member]
Derivatives Balances
Contract/Notional	2,803,100,000,000	[6]			2,803,100,000,000	[6]			2,887,700,000,000	[6]
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	116,000,000,000				116,000,000,000				82,800,000,000
Gross derivative liabilities	116,000,000,000				116,000,000,000				82,800,000,000
Interest Rate Contract [Member] | Purchased options [Member]
Derivatives Balances
Contract/Notional	2,834,300,000,000	[6]			2,834,300,000,000	[6]			3,026,200,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	120,800,000,000				120,800,000,000				88,000,000,000
Gross derivative assets	120,800,000,000				120,800,000,000				88,000,000,000
Foreign Exchange Contract [Member] | Swap [Member]
Derivatives Balances
Contract/Notional	2,326,500,000,000	[6]			2,326,500,000,000	[6]			630,100,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	65,600,000,000				65,600,000,000				26,500,000,000
Gross derivative assets	68,600,000,000				68,600,000,000				30,200,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	75,400,000,000				75,400,000,000				28,500,000,000
Gross derivative liabilities	77,400,000,000				77,400,000,000				30,600,000,000
Foreign Exchange Contract [Member] | Swap [Member] | Designated as Hedging Instrument [Member]
Gross Derivative Assets
Gross derivative assets	3,000,000,000				3,000,000,000				3,700,000,000
Gross Derivative Liabilities
Gross derivative liabilities	2,000,000,000	[7]			2,000,000,000	[7]			2,100,000,000	[8]
Foreign Exchange Contract [Member] | Spot Futures and Forwards [Member]
Derivatives Balances
Contract/Notional	2,938,400,000,000	[6]			2,938,400,000,000	[6]			2,652,900,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	55,600,000,000				55,600,000,000				41,300,000,000
Gross derivative assets	57,800,000,000				57,800,000,000				41,300,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	56,100,000,000				56,100,000,000				44,200,000,000
Gross derivative liabilities	56,500,000,000				56,500,000,000				44,200,000,000
Foreign Exchange Contract [Member] | Spot Futures and Forwards [Member] | Designated as Hedging Instrument [Member]
Gross Derivative Assets
Gross derivative assets	2,200,000,000				2,200,000,000
Gross Derivative Liabilities
Gross derivative liabilities	400,000,000	[7]			400,000,000	[7]
Foreign Exchange Contract [Member] | Written Options [Member]
Derivatives Balances
Contract/Notional	479,700,000,000	[6]			479,700,000,000	[6]			439,600,000,000	[6]
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	13,500,000,000				13,500,000,000				13,200,000,000
Gross derivative liabilities	13,500,000,000				13,500,000,000				13,200,000,000
Foreign Exchange Contract [Member] | Purchased options [Member]
Derivatives Balances
Contract/Notional	442,500,000,000	[6]			442,500,000,000	[6]			417,100,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	13,100,000,000				13,100,000,000				13,000,000,000
Gross derivative assets	13,100,000,000				13,100,000,000				13,000,000,000
Equity Contract [Member] | Swap [Member]
Derivatives Balances
Contract/Notional	52,000,000,000	[6]			52,000,000,000	[6]			42,400,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	1,900,000,000				1,900,000,000				1,700,000,000
Gross derivative assets	1,900,000,000				1,900,000,000				1,700,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	2,100,000,000				2,100,000,000				2,000,000,000
Gross derivative liabilities	2,100,000,000				2,100,000,000				2,000,000,000
Equity Contract [Member] | Futures and Forwards [Member]
Derivatives Balances
Contract/Notional	102,400,000,000	[6]			102,400,000,000	[6]			78,800,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	2,500,000,000				2,500,000,000				2,900,000,000
Gross derivative assets	2,500,000,000				2,500,000,000				2,900,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	2,300,000,000				2,300,000,000				2,100,000,000
Gross derivative liabilities	2,300,000,000				2,300,000,000				2,100,000,000
Equity Contract [Member] | Written Options [Member]
Derivatives Balances
Contract/Notional	364,400,000,000	[6]			364,400,000,000	[6]			242,700,000,000	[6]
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	24,300,000,000				24,300,000,000				19,400,000,000
Gross derivative liabilities	24,300,000,000				24,300,000,000				19,400,000,000
Equity Contract [Member] | Purchased options [Member]
Derivatives Balances
Contract/Notional	362,300,000,000	[6]			362,300,000,000	[6]			193,500,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	26,000,000,000				26,000,000,000				21,500,000,000
Gross derivative assets	26,000,000,000				26,000,000,000				21,500,000,000
Commodity Contract [Member] | Swap [Member]
Derivatives Balances
Contract/Notional	78,400,000,000	[6]			78,400,000,000	[6]			90,200,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	6,000,000,000				6,000,000,000				8,800,000,000
Gross derivative assets	6,100,000,000				6,100,000,000				9,000,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	6,200,000,000				6,200,000,000				9,300,000,000
Gross derivative liabilities	6,200,000,000				6,200,000,000				9,300,000,000
Commodity Contract [Member] | Swap [Member] | Designated as Hedging Instrument [Member]
Gross Derivative Assets
Gross derivative assets	100,000,000				100,000,000				200,000,000
Commodity Contract [Member] | Futures and Forwards [Member]
Derivatives Balances
Contract/Notional	554,000,000,000	[6]			554,000,000,000	[6]			413,700,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	3,800,000,000				3,800,000,000				4,100,000,000
Gross derivative assets	3,800,000,000				3,800,000,000				4,100,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	2,600,000,000				2,600,000,000				2,800,000,000
Gross derivative liabilities	2,600,000,000				2,600,000,000				2,800,000,000
Commodity Contract [Member] | Written Options [Member]
Derivatives Balances
Contract/Notional	137,800,000,000	[6]			137,800,000,000	[6]			86,300,000,000	[6]
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	8,300,000,000				8,300,000,000				6,700,000,000
Gross derivative liabilities	8,300,000,000				8,300,000,000				6,700,000,000
Commodity Contract [Member] | Purchased options [Member]
Derivatives Balances
Contract/Notional	138,300,000,000	[6]			138,300,000,000	[6]			84,600,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	8,300,000,000				8,300,000,000				6,600,000,000
Gross derivative assets	8,300,000,000				8,300,000,000				6,600,000,000
Credit Default Swap [Member] | Maximum payout notional value less than one year [Member]
Credit Derivatives
Maximum Payout/Notional	246,510,000,000				246,510,000,000				218,542,000,000
Credit Default Swap [Member] | Maximum payout notional value less than one year [Member] | Investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	140,443,000,000				140,443,000,000				133,691,000,000
Credit Default Swap [Member] | Maximum payout notional value less than one year [Member] | Non-investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	106,067,000,000				106,067,000,000				84,851,000,000
Credit Default Swap [Member] | Maximum payout notional value one to three years [Member]
Credit Derivatives
Maximum Payout/Notional	688,278,000,000				688,278,000,000				780,987,000,000
Credit Default Swap [Member] | Maximum payout notional value one to three years [Member] | Investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	404,540,000,000				404,540,000,000				466,565,000,000
Credit Default Swap [Member] | Maximum payout notional value one to three years [Member] | Non-investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	283,738,000,000				283,738,000,000				314,422,000,000
Credit Default Swap [Member] | Maximum payout notional value three to five years [Member]
Credit Derivatives
Maximum Payout/Notional	681,053,000,000				681,053,000,000				654,595,000,000
Credit Default Swap [Member] | Maximum payout notional value three to five years [Member] | Investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	465,308,000,000				465,308,000,000				475,715,000,000
Credit Default Swap [Member] | Maximum payout notional value three to five years [Member] | Non-investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	215,745,000,000				215,745,000,000				178,880,000,000
Credit Default Swap [Member] | Maximum payout notional value over five years [Member]
Credit Derivatives
Maximum Payout/Notional	389,187,000,000				389,187,000,000				479,364,000,000
Credit Default Swap [Member] | Maximum payout notional value over five years [Member] | Investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	204,044,000,000				204,044,000,000				275,434,000,000
Credit Default Swap [Member] | Maximum payout notional value over five years [Member] | Non-investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	185,143,000,000				185,143,000,000				203,930,000,000
Credit Default Swap [Member] | Carrying Value Less than One Year [Member]
Credit Derivatives
Carrying Value	3,732,000,000				3,732,000,000				756,000,000
Credit Default Swap [Member] | Carrying Value Less than One Year [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	640,000,000				640,000,000				158,000,000
Credit Default Swap [Member] | Carrying Value Less than One Year [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	3,092,000,000				3,092,000,000				598,000,000
Credit Default Swap [Member] | Carrying Value One to Three Years [Member]
Credit Derivatives
Carrying Value	21,407,000,000				21,407,000,000				9,237,000,000
Credit Default Swap [Member] | Carrying Value One to Three Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	5,991,000,000				5,991,000,000				2,607,000,000
Credit Default Swap [Member] | Carrying Value One to Three Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	15,416,000,000				15,416,000,000				6,630,000,000
Credit Default Swap [Member] | Three to Five Years [Member]
Credit Derivatives
Carrying Value	41,271,000,000				41,271,000,000				15,185,000,000
Credit Default Swap [Member] | Three to Five Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	19,676,000,000				19,676,000,000				7,331,000,000
Credit Default Swap [Member] | Three to Five Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	21,595,000,000				21,595,000,000				7,854,000,000
Credit Default Swap [Member] | Over Five Years [Member]
Credit Derivatives
Carrying Value	45,530,000,000				45,530,000,000				37,986,000,000
Credit Default Swap [Member] | Over Five Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	12,475,000,000				12,475,000,000				14,880,000,000
Credit Default Swap [Member] | Over Five Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	33,055,000,000				33,055,000,000				23,106,000,000
Credit Default Swap [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	38,782,000,000				38,782,000,000				24,976,000,000
Maximum Payout/Notional	1,214,335,000,000				1,214,335,000,000				1,351,405,000,000
Credit Default Swap [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	73,158,000,000				73,158,000,000				38,188,000,000
Maximum Payout/Notional	790,693,000,000				790,693,000,000				782,083,000,000
Credit Default Swap [Member] | Credit Derivatives Purchased Protection [Member]
Derivatives Balances
Contract/Notional	2,085,300,000,000	[6]			2,085,300,000,000	[6]			2,184,700,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	116,600,000,000				116,600,000,000				69,800,000,000
Gross derivative assets	116,600,000,000				116,600,000,000				69,800,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	11,600,000,000				11,600,000,000				34,000,000,000
Gross derivative liabilities	11,600,000,000				11,600,000,000				34,000,000,000
Credit Default Swap [Member] | Credit Derivatives Written Protection [Member]
Derivatives Balances
Contract/Notional	2,005,028,000,000	[6]			2,005,028,000,000	[6]			2,133,488,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	12,300,000,000				12,300,000,000				33,300,000,000
Gross derivative assets	12,300,000,000				12,300,000,000				33,300,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	111,900,000,000				111,900,000,000				63,200,000,000
Gross derivative liabilities	111,940,000,000				111,940,000,000				63,164,000,000
Total Return Swaps Other [Member] | Maximum payout notional value less than one year [Member]
Credit Derivatives
Maximum Payout/Notional	210,000,000				210,000,000				113,000,000
Total Return Swaps Other [Member] | Maximum payout notional value less than one year [Member] | Investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	13,000,000				13,000,000				0
Total Return Swaps Other [Member] | Maximum payout notional value less than one year [Member] | Non-investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	197,000,000				197,000,000				113,000,000
Total Return Swaps Other [Member] | Maximum payout notional value one to three years [Member]
Credit Derivatives
Maximum Payout/Notional	759,000,000				759,000,000				88,000,000
Total Return Swaps Other [Member] | Maximum payout notional value one to three years [Member] | Investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	130,000,000				130,000,000				10,000,000
Total Return Swaps Other [Member] | Maximum payout notional value one to three years [Member] | Non-investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	629,000,000				629,000,000				78,000,000
Total Return Swaps Other [Member] | Maximum payout notional value three to five years [Member]
Credit Derivatives
Maximum Payout/Notional	20,219,000,000				20,219,000,000				16,364,000,000
Total Return Swaps Other [Member] | Maximum payout notional value three to five years [Member] | Investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	18,781,000,000				18,781,000,000				15,413,000,000
Total Return Swaps Other [Member] | Maximum payout notional value three to five years [Member] | Non-investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	1,438,000,000				1,438,000,000				951,000,000
Total Return Swaps Other [Member] | Maximum payout notional value over five years [Member]
Credit Derivatives
Maximum Payout/Notional	3,628,000,000				3,628,000,000				5,909,000,000
Total Return Swaps Other [Member] | Maximum payout notional value over five years [Member] | Investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	2,942,000,000				2,942,000,000				4,012,000,000
Total Return Swaps Other [Member] | Maximum payout notional value over five years [Member] | Non-investment grade [Member]
Credit Derivatives
Maximum Payout/Notional	686,000,000				686,000,000				1,897,000,000
Total Return Swaps Other [Member] | Carrying Value Less than One Year [Member]
Credit Derivatives
Carrying Value	3,000,000				3,000,000				1,000,000
Total Return Swaps Other [Member] | Carrying Value Less than One Year [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	0				0				0
Total Return Swaps Other [Member] | Carrying Value Less than One Year [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	3,000,000				3,000,000				1,000,000
Total Return Swaps Other [Member] | Carrying Value One to Three Years [Member]
Credit Derivatives
Carrying Value	1,000,000				1,000,000				2,000,000
Total Return Swaps Other [Member] | Carrying Value One to Three Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	1,000,000				1,000,000				0
Total Return Swaps Other [Member] | Carrying Value One to Three Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	0				0				2,000,000
Total Return Swaps Other [Member] | Three to Five Years [Member]
Credit Derivatives
Carrying Value	440,000,000				440,000,000				40,000,000
Total Return Swaps Other [Member] | Three to Five Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	392,000,000				392,000,000				38,000,000
Total Return Swaps Other [Member] | Three to Five Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	48,000,000				48,000,000				2,000,000
Total Return Swaps Other [Member] | Over Five Years [Member]
Credit Derivatives
Carrying Value	437,000,000				437,000,000				475,000,000
Total Return Swaps Other [Member] | Over Five Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	238,000,000				238,000,000				60,000,000
Total Return Swaps Other [Member] | Over Five Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	199,000,000				199,000,000				415,000,000
Total Return Swaps Other [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	631,000,000				631,000,000				98,000,000
Maximum Payout/Notional	21,866,000,000				21,866,000,000				19,435,000,000
Total Return Swaps Other [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	250,000,000				250,000,000				420,000,000
Maximum Payout/Notional	2,950,000,000				2,950,000,000				3,039,000,000
Total Return Swaps Other [Member] | Credit Derivatives Purchased Protection [Member]
Derivatives Balances
Contract/Notional	27,500,000,000	[6]			27,500,000,000	[6]			26,000,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	800,000,000				800,000,000				900,000,000
Gross derivative assets	800,000,000				800,000,000				900,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	300,000,000				300,000,000				200,000,000
Gross derivative liabilities	300,000,000				300,000,000				200,000,000
Total Return Swaps Other [Member] | Credit Derivatives Written Protection [Member]
Derivatives Balances
Contract/Notional	24,816,000,000	[6]			24,816,000,000	[6]			22,474,000,000	[6]
Gross Derivative Assets
Trading Derivatives and Economic Hedges	600,000,000				600,000,000				500,000,000
Gross derivative assets	600,000,000				600,000,000				500,000,000
Gross Derivative Liabilities
Trading Derivatives and Economic Hedges	900,000,000				900,000,000				500,000,000
Gross derivative liabilities	881,000,000				881,000,000				518,000,000
Credit-related notes [Member]
Credit Derivatives
Carrying Value	3,973,000,000				3,973,000,000				6,300,000,000	[10],[9]
Credit-related notes [Member] | Carrying Value Less than One Year [Member]
Credit Derivatives
Carrying Value	138,000,000				138,000,000				9,000,000	[10],[9]
Credit-related notes [Member] | Carrying Value Less than One Year [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	138,000,000	[9]			138,000,000	[9]			0	[10],[9]
Credit-related notes [Member] | Carrying Value Less than One Year [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	0	[9]			0	[9]			9,000,000	[10],[9]
Credit-related notes [Member] | Carrying Value One to Three Years [Member]
Credit Derivatives
Carrying Value	90,000,000				90,000,000				169,000,000	[10],[9]
Credit-related notes [Member] | Carrying Value One to Three Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	10,000,000	[9]			10,000,000	[9]			136,000,000	[10],[9]
Credit-related notes [Member] | Carrying Value One to Three Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	80,000,000	[9]			80,000,000	[9]			33,000,000	[10],[9]
Credit-related notes [Member] | Three to Five Years [Member]
Credit Derivatives
Carrying Value	431,000,000				431,000,000				174,000,000	[10],[9]
Credit-related notes [Member] | Three to Five Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	214,000,000	[9]			214,000,000	[9]			0	[10],[9]
Credit-related notes [Member] | Three to Five Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	217,000,000	[9]			217,000,000	[9]			174,000,000	[10],[9]
Credit-related notes [Member] | Over Five Years [Member]
Credit Derivatives
Carrying Value	3,314,000,000				3,314,000,000				5,948,000,000	[10],[9]
Credit-related notes [Member] | Over Five Years [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	1,975,000,000	[9]			1,975,000,000	[9]			3,525,000,000	[10],[9]
Credit-related notes [Member] | Over Five Years [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	1,339,000,000	[9]			1,339,000,000	[9]			2,423,000,000	[10],[9]
Credit-related notes [Member] | Investment grade [Member]
Credit Derivatives
Carrying Value	2,337,000,000	[9]			2,337,000,000	[9]			3,661,000,000	[10],[9]
Credit-related notes [Member] | Non-investment grade [Member]
Credit Derivatives
Carrying Value	1,636,000,000	[9]			1,636,000,000	[9]			2,639,000,000	[10],[9]
Maximum payout notional value less than one year [Member]
Credit Derivatives
Maximum Payout/Notional	246,720,000,000				246,720,000,000				218,655,000,000
Maximum payout notional value one to three years [Member]
Credit Derivatives
Maximum Payout/Notional	689,037,000,000				689,037,000,000				781,075,000,000
Maximum payout notional value three to five years [Member]
Credit Derivatives
Maximum Payout/Notional	701,272,000,000				701,272,000,000				670,959,000,000
Maximum payout notional value over five years [Member]
Credit Derivatives
Maximum Payout/Notional	392,815,000,000				392,815,000,000				485,273,000,000
Carrying Value Less than One Year [Member]
Credit Derivatives
Carrying Value	3,735,000,000				3,735,000,000				757,000,000
Carrying Value One to Three Years [Member]
Credit Derivatives
Carrying Value	21,408,000,000				21,408,000,000				9,239,000,000
Three to Five Years [Member]
Credit Derivatives
Carrying Value	41,711,000,000				41,711,000,000				15,225,000,000
Over Five Years [Member]
Credit Derivatives
Carrying Value	45,967,000,000				45,967,000,000				38,461,000,000
Interest rate risk [Member]
Sales and Trading Revenue
Trading Account Profits	1,241,000,000		471,000,000		2,028,000,000		1,958,000,000
Other Income	8,000,000	[11],[12]	25,000,000	[11],[12]	(5,000,000)	[11],[12]	65,000,000	[11],[12]
Net interest income	256,000,000	[13]	134,000,000	[13]	672,000,000	[13]	460,000,000	[13]
Total	1,505,000,000		630,000,000		2,695,000,000		2,483,000,000
Foreign Exchange Risk [Member]
Sales and Trading Revenue
Trading Account Profits	333,000,000		207,000,000		825,000,000		722,000,000
Other Income	(17,000,000)	[11],[12]	(28,000,000)	[11],[12]	(48,000,000)	[11],[12]	(46,000,000)	[11],[12]
Net interest income	2,000,000	[13]	(1,000,000)	[13]	8,000,000	[13]	0	[13]
Total	318,000,000		178,000,000		785,000,000		676,000,000
Equity Risk [Member]
Sales and Trading Revenue
Trading Account Profits	267,000,000		418,000,000		1,326,000,000		1,494,000,000
Other Income	646,000,000	[11],[12]	562,000,000	[11],[12]	1,904,000,000	[11],[12]	1,892,000,000	[11],[12]
Net interest income	48,000,000	[13]	(15,000,000)	[13]	77,000,000	[13]	(17,000,000)	[13]
Total	961,000,000		965,000,000		3,307,000,000		3,369,000,000
Other Sales and Trading Revenue Risk [Member]
Sales and Trading Revenue
Trading Account Profits	201,000,000		151,000,000		486,000,000		201,000,000
Other Income	(4,000,000)	[11],[12]	27,000,000	[11],[12]	(2,000,000)	[11],[12]	111,000,000	[11],[12]
Net interest income	(63,000,000)	[13]	(43,000,000)	[13]	(126,000,000)	[13]	(141,000,000)	[13]
Total	134,000,000		135,000,000		358,000,000		171,000,000
Credit risk [Member]
Sales and Trading Revenue
Trading Account Profits	(461,000,000)		1,179,000,000		1,532,000,000		4,294,000,000
Other Income	(408,000,000)	[11],[12]	340,000,000	[11],[12]	390,000,000	[11],[12]	446,000,000	[11],[12]
Net interest income	687,000,000	[13]	952,000,000	[13]	2,239,000,000	[13]	2,905,000,000	[13]
Total	(182,000,000)		2,471,000,000		4,161,000,000		7,645,000,000
Total Sales and Trading Revenue [Member]
Sales and Trading Revenue
Trading Account Profits	1,581,000,000		2,426,000,000		6,197,000,000		8,669,000,000
Other Income	225,000,000	[11],[12]	926,000,000	[11],[12]	2,239,000,000	[11],[12]	2,468,000,000	[11],[12]
Net interest income	930,000,000	[13]	1,027,000,000	[13]	2,870,000,000	[13]	3,207,000,000	[13]
Total	2,736,000,000		4,379,000,000		11,306,000,000		14,344,000,000
Designated as Hedging Instrument [Member]
Gross Derivative Assets
Gross derivative assets	21,400,000,000				21,400,000,000				18,800,000,000
Gross Derivative Liabilities
Gross derivative liabilities	$ 17,500,000,000	[7]			$ 17,500,000,000	[7]			$ 4,300,000,000	[8]

[1] Gains (losses) on these derivatives are recorded in mortgage banking income.

[2] Includes gains on interest rate lock commitments related to the origination of mortgage loans that are held-for-sale, which are considered derivative instruments, of $1.2 billion and $3.4 billion for the three and nine months ended September 30, 2011 compared to $2.9 billion and $7.6 billion for the same periods in 2010.

[3] Gains (losses) on these derivatives are recorded in other income.

[4] The majority of the balance is related to the revaluation of economic hedges of foreign currency-denominated debt which is offset with the revaluation of the debt in other income.

[5] Gains (losses) on these derivatives are recorded in other income or in personnel expense for hedges of certain RSUs.

[6] Represents the total contract/notional amount of derivative assets and liabilities outstanding.

[7] Excludes $3.0 billion of long-term debt designated as a hedge of foreign currency risk.

[8] Excludes $4.1 billion of long-term debt designated as a hedge of foreign currency risk.

[9] For credit-related notes, maximum payout/notional is the same.

[10] For December 31, 2010, total credit-related note amounts have been revised from $3.6 billion (as previously reported) to $6.3 billion to reflect collateralized debt obligations and collateralized loan obligations held by certain consolidated VIEs.

[11] Other income includes commissions and brokerage fee revenue of $610 million and $1.9 billion for the three and nine months ended September 30, 2011 and $560 million and $1.8 billion for the same periods in 2010.

[12] Represents investment and brokerage services and other income recorded in GBAM that the Corporation includes in its definition of sales and trading revenue.

[13]