INCOME TAXES (Details 4) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended			1 Months Ended	12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Feb. 28, 2009 Deferred tax asset - U.S. consolidated income tax group	Dec. 31, 2011 Deferred tax asset - U.S. consolidated income tax group	Dec. 31, 2012 Deferred tax asset - U.S. consolidated income tax group	Dec. 31, 2012 Deferred tax liability - foreign, state and local	Dec. 31, 2011 Deferred tax liability - foreign, state and local
Assessment of Deferred Tax Asset Valuation Allowances
Change in valuation allowance	$ 116	$ 205	$ 1,239	$ 347	$ 19,252	$ (905)	$ 564	$ (604)	$ 2,100				$ 18,400
Continuing operations									(1,907)	(18,307)	1,361
Net deferred tax assets (liabilities) on a U.S. GAAP basis
Net U.S. consolidated return group deferred tax assets													29,442	29,550
Net deferred tax assets (liabilities) in Other comprehensive income													(3,041)	(7,174)
Valuation allowance	(8,036)				(11,047)				(8,036)	(11,047)			(7,240)	(5,068)	(2,968)	(3,807)
Net deferred tax assets (liabilities)	16,695				18,289				16,695	18,289			19,161	17,308	158	454
Net foreign, state & local deferred tax assets	24,731				29,336				24,731	29,336					3,126	4,261
Net U.S, foreign, state & local deferred tax assets	17,466				19,615				17,466	19,615
Net foreign, state & local deferred tax liabilities	(14,337)				(14,236)				(14,337)	(14,236)					(771)	(1,326)
Net foreign, state & local deferred tax liabilities															613	872
Refund of taxes, interest and penalties sought												$ 306