DERIVATIVES ACTIVITIES (Details 3) (USD $)	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Pretax change in accumulated other comprehensive income (loss)
Cash flow hedges expected to be reclassified within 12 months					$ (300,000,000)
Maximum length of time hedged in cash flow hedge					10 years
Other revenue
Derivative gain (loss)
Gains (losses) recognized in Other revenue related to derivatives not designated in a qualifying hedging relationship	(1,750,000,000)		676,000,000		(1,817,000,000)		(647,000,000)
Gain (loss) on fair value hedges
Gain (loss) on the derivatives in designated and qualifying fair value hedges	497,000,000	[1]	246,000,000	[1]	1,332,000,000	[1]	(2,498,000,000)	[1]
Gain (loss) on the hedged item in designated and qualifying fair value hedges	(438,000,000)	[1]	(245,000,000)	[1]	(1,354,000,000)	[1]	2,525,000,000	[1]
Hedge ineffectiveness recognized in earnings on designated and qualifying fair value hedges	33,000,000	[1]	(44,000,000)	[1]	(13,000,000)	[1]	(73,000,000)	[1]
Net gain (loss) excluded from assessment of the effectiveness of fair value hedges	26,000,000	[1]	45,000,000	[1]	(9,000,000)	[1]	100,000,000	[1]
Interest rate contracts | Other revenue
Derivative gain (loss)
Gains (losses) recognized in Other revenue related to derivatives not designated in a qualifying hedging relationship	25,000,000		5,000,000		146,000,000		(245,000,000)
Gain (loss) on fair value hedges
Gain (loss) on the derivatives in designated and qualifying fair value hedges	(330,000,000)	[1]	(97,000,000)	[1]	278,000,000	[1]	(2,588,000,000)	[1]
Gain (loss) on the hedged item in designated and qualifying fair value hedges	371,000,000	[1]	51,000,000	[1]	(283,000,000)	[1]	2,519,000,000	[1]
Hedge ineffectiveness recognized in earnings on designated and qualifying fair value hedges	44,000,000	[1]	(46,000,000)	[1]	(2,000,000)	[1]	(69,000,000)	[1]
Net gain (loss) excluded from assessment of the effectiveness of fair value hedges	(3,000,000)	[1]			(3,000,000)	[1]
Foreign exchange contracts | Other revenue
Derivative gain (loss)
Gains (losses) recognized in Other revenue related to derivatives not designated in a qualifying hedging relationship	(1,812,000,000)		867,000,000		(1,772,000,000)		(35,000,000)
Gain (loss) on fair value hedges
Gain (loss) on the derivatives in designated and qualifying fair value hedges	780,000,000	[1]	343,000,000	[1]	1,110,000,000	[1]	90,000,000	[1]
Gain (loss) on the hedged item in designated and qualifying fair value hedges	(789,000,000)	[1]	(296,000,000)	[1]	(1,157,000,000)	[1]	6,000,000	[1]
Hedge ineffectiveness recognized in earnings on designated and qualifying fair value hedges	(11,000,000)	[1]	2,000,000	[1]	(11,000,000)	[1]	(4,000,000)	[1]
Net gain (loss) excluded from assessment of the effectiveness of fair value hedges	2,000,000	[1],[2]	45,000,000	[1],[2]	(36,000,000)	[1],[2]	100,000,000	[1],[2]
Commodity and other contract options | Other revenue
Gain (loss) on fair value hedges
Gain (loss) on the derivatives in designated and qualifying fair value hedges	47,000,000	[1]			(56,000,000)	[1]
Gain (loss) on the hedged item in designated and qualifying fair value hedges	(20,000,000)	[1]			86,000,000	[1]
Net gain (loss) excluded from assessment of the effectiveness of fair value hedges	27,000,000	[1],[2]			30,000,000	[1],[2]
Credit derivatives | Other revenue
Derivative gain (loss)
Gains (losses) recognized in Other revenue related to derivatives not designated in a qualifying hedging relationship	37,000,000		(196,000,000)		(191,000,000)		(367,000,000)
Cash Flow Hedges
Pretax change in accumulated other comprehensive income (loss)
Effective portion of cash flow hedges included in AOCI	(69,000,000)		265,000,000		99,000,000		799,000,000
Effective portion of cash flow hedges reclassified from AOCI to earnings	(114,000,000)	[3]	(249,000,000)	[3]	(332,000,000)	[3]	(720,000,000)	[3]
Cash Flow Hedges | Interest rate contracts
Pretax change in accumulated other comprehensive income (loss)
Effective portion of cash flow hedges included in AOCI	(70,000,000)		230,000,000		153,000,000		748,000,000
Effective portion of cash flow hedges reclassified from AOCI to earnings	(84,000,000)		(211,000,000)		(218,000,000)		(596,000,000)
Cash Flow Hedges | Foreign exchange contracts
Pretax change in accumulated other comprehensive income (loss)
Effective portion of cash flow hedges included in AOCI	1,000,000		34,000,000		(56,000,000)		37,000,000
Effective portion of cash flow hedges reclassified from AOCI to earnings	(30,000,000)		(38,000,000)		(114,000,000)		(124,000,000)
Cash Flow Hedges | Credit derivatives
Pretax change in accumulated other comprehensive income (loss)
Effective portion of cash flow hedges included in AOCI			1,000,000		2,000,000		14,000,000
Net Investment Hedges
Pretax change in accumulated other comprehensive income (loss)
Effective portion of cash flow hedges included in AOCI	2,020,000,000		(534,000,000)		402,000,000		1,788,000,000
Net investment hedge ineffectiveness recorded in earnings					$ 0

[1] Amounts are included in Other revenue on the Consolidated Statement of Income. The accrued interest income on fair value hedges is recorded in Net interest revenue and is excluded from this table.

[2] Amounts relate to the premium associated with forward contracts (differential between spot and contractual forward rates). These amounts are excluded from the assessment of hedge effectiveness and are reflected directly in earnings.

[3] Included primarily in Other revenue and Net interest revenue on the Consolidated Income Statement.