NONCONTROLLING INTERESTS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
A rollforward of noncontrolling interests
Balance, beginning of year			$ 667
Contributions from noncontrolling interests			13
Consolidation (deconsolidation)			1
Other comprehensive income (loss), net of tax:
Total other comprehensive income (loss), net of tax	7,039		7,039		12,574
Total comprehensive income (loss) attributable to noncontrolling interests	6	(1)	31	245
Balance, end of period	692		692
Redeemable Noncontrolling interests
A rollforward of noncontrolling interests
Balance, beginning of year			334	8,523
Repayment to Department of the Treasury				(8,635)
Contributions from noncontrolling interests			48	23
Distributions to noncontrolling interests			(144)
Consolidation (deconsolidation)			(145)	(4)
Comprehensive income (loss):
Net income (loss)			4	205
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) on investments			(15)
Foreign currency translation adjustments	(2)		(2)
Total other comprehensive income (loss), net of tax	(17)		(17)
Total comprehensive income (loss) attributable to noncontrolling interests			(13)	205
Balance, end of period	80	112	80	112
Redeemable Noncontrolling interests | Department of the Treasury.
A rollforward of noncontrolling interests
Balance, beginning of year				8,427
Repayment to Department of the Treasury				(8,635)
Comprehensive income (loss):
Net income (loss)				208
Other comprehensive income (loss), net of tax:
Total comprehensive income (loss) attributable to noncontrolling interests				208
Redeemable Noncontrolling interests | Other Minority Interests Holder
A rollforward of noncontrolling interests
Balance, beginning of year			334	96
Contributions from noncontrolling interests			48	23
Distributions to noncontrolling interests			(144)
Consolidation (deconsolidation)			(145)	(4)
Comprehensive income (loss):
Net income (loss)			4	(3)
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) on investments			(15)
Foreign currency translation adjustments	(2)		(2)
Total other comprehensive income (loss), net of tax	(17)		(17)
Total comprehensive income (loss) attributable to noncontrolling interests			(13)	(3)
Balance, end of period	80	112	80	112
Non-redeemable Noncontrolling interests
A rollforward of noncontrolling interests
Balance, beginning of year			667	855
Contributions from noncontrolling interests			13	46
Distributions to noncontrolling interests			(31)	(100)
Consolidation (deconsolidation)			1
Comprehensive income (loss):
Net income (loss)			48	43
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) on investments				2
Foreign currency translation adjustments	(4)	(5)	(4)	(5)
Total other comprehensive income (loss), net of tax	(4)	(3)	(4)	(3)
Total comprehensive income (loss) attributable to noncontrolling interests			44	40
Other			(2)	(21)
Balance, end of period	$ 692	$ 820	$ 692	$ 820