INCOME TAX (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income from continuing operations before taxes [Abstract]
United States	$ 1,761	$ 318	$ 1,157
Foreign	2,114	1,964	1,565
Income from continuing operations before taxes	3,875	2,282	2,722
Current [Abstract]
United States	470	171	(501)
State	10	13	3
Foreign	380	564	385
Current tax expense	860	748	(113)
Deferred [Abstract]
United States	85	(185)	784
State	19	4	72
Foreign	(20)	(150)	22
Deferred tax expense	84	(331)	878
Tax expense	944	417	765
Income Tax Expense By Jurisdiction [Abstract]
United States	584	3	358
Foreign	360	414	407
Tax expense	$ 944	$ 417	$ 765