INVESTMENTS (Details 10) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
AIA Group Limited (AIA)
Operating results:
Total revenues		$ 13,802
Total expenses		(12,436)
Net income		1,366
Balance sheet:
Total assets		112,673
Total liabilities		(90,894)
All other equity method investments
Operating results:
Total revenues	9,438	12,749	14,079
Total expenses	(5,183)	(3,530)	(3,812)
Net income	4,255	9,219	10,267
Balance sheet:
Total assets	139,681	95,749
Total liabilities	$ (26,529)	$ (22,379)