NONCONTROLLING INTERESTS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
A rollforward of noncontrolling interests
Balance, beginning of year	$ 374
Contributions from noncontrolling interests	1	5
Other comprehensive income (loss), net of tax:
Total other comprehensive income (loss), net of tax	10,657		10,617
Total comprehensive income (loss) attributable to noncontrolling interests	6	3
Balance, end of period	388
Redeemable Noncontrolling interests
A rollforward of noncontrolling interests
Balance, beginning of year	0	30
Contributions from noncontrolling interests	0	1
Distributions to noncontrolling interests	0	0
Consolidation (deconsolidation)	0	(4)
Comprehensive income (loss):
Net income (loss)	0	0
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) on investments	0	0
Foreign currency translation adjustments		0
Total other comprehensive income (loss), net of tax	0	0
Total comprehensive income (loss) attributable to noncontrolling interests	0	0
Other		0
Balance, end of period	0	27
Non-redeemable Noncontrolling interests
A rollforward of noncontrolling interests
Balance, beginning of year	374	611
Contributions from noncontrolling interests	1	5
Distributions to noncontrolling interests	(4)	(22)
Consolidation (deconsolidation)	7	(34)
Comprehensive income (loss):
Net income (loss)	9	3
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) on investments	0	0
Foreign currency translation adjustments		0
Total other comprehensive income (loss), net of tax	(3)	0
Total comprehensive income (loss) attributable to noncontrolling interests	6	3
Other	4	(3)
Balance, end of period	$ 388	$ 560