SEGMENT INFORMATION (Details 2) (USD $) In Millions, unless otherwise specified	3 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
Operations and long-lived assets by geographical area
Total revenues	$ 15,854	$ 16,505	$ 16,006	$ 17,291	$ 16,376	$ 11,606	$ 15,547	$ 16,283	$ 65,656	$ 59,812	$ 72,829
Real estate and other fixed assets, net of accumulated depreciation	2,213				2,307				2,213	2,307	2,845
United States
Operations and long-lived assets by geographical area
Total revenues									46,171	40,002	40,232
Real estate and other fixed assets, net of accumulated depreciation	1,391				1,330				1,391	1,330	1,896
Asia
Operations and long-lived assets by geographical area
Total revenues									7,635	6,834	19,084
Real estate and other fixed assets, net of accumulated depreciation	516				591				516	591	557
Other Foreign
Operations and long-lived assets by geographical area
Total revenues									11,850	12,976	13,513
Real estate and other fixed assets, net of accumulated depreciation	$ 306				$ 386				$ 306	$ 386	$ 392