NONCONTROLLING INTERESTS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
A rollforward of noncontrolling interests
Balance, beginning of year	$ 611
Contributions from noncontrolling interests	5	8
Distributions to noncontrolling interests	(22)	(19)
Other comprehensive income (loss), net of tax:
Total other comprehensive income (loss), net of tax	9,085		6,360
Total comprehensive income (loss) attributable to noncontrolling interests	3	25
Balance, end of period	560
Redeemable Noncontrolling interests
A rollforward of noncontrolling interests
Balance, beginning of year	30	334
Contributions from noncontrolling interests	1	22
Distributions to noncontrolling interests	0	(17)
Consolidation (deconsolidation)	(4)	32
Comprehensive income (loss):
Net income (loss)	0	15
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) on investments		(1)
Foreign currency translation adjustments		2
Total other comprehensive income (loss), net of tax		1
Total comprehensive income (loss) attributable to noncontrolling interests	0	16
Other		1
Balance, end of period	27	388
Non-redeemable Noncontrolling interests
A rollforward of noncontrolling interests
Balance, beginning of year	611	667
Contributions from noncontrolling interests	5	8
Distributions to noncontrolling interests	(22)	(19)
Consolidation (deconsolidation)	(34)	0
Comprehensive income (loss):
Net income (loss)	3	10
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) on investments		0
Foreign currency translation adjustments		(1)
Total other comprehensive income (loss), net of tax		(1)
Total comprehensive income (loss) attributable to noncontrolling interests	3	9
Other	(3)	(2)
Balance, end of period	$ 560	$ 663