DERIVATIVE INSTRUMENTS - Gains (Losses) Recognized on Fair Value Hedging Relationships (Details) (Fixed Maturities, USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Foreign currency forwards
Derivative Instruments, Gain (Loss) [Line Items]
Total gains (losses) recognized for derivatives	$ 199	$ (384)	$ 463	$ (993)
Gains (losses) on derivatives excluded from effectiveness testing	(25)	(6)	(35)	(11)
Gains (losses) on derivatives included in effectiveness testing	224	(378)	498	(982)
Gains (losses) recognized for hedged items	(204)	371	(473)	974
Ineffectiveness recognized for fair value hedge	20	(7)	25	(8)
Foreign currency options
Derivative Instruments, Gain (Loss) [Line Items]
Total gains (losses) recognized for derivatives	1		1
Gains (losses) on derivatives excluded from effectiveness testing	1		1
Gains (losses) on derivatives included in effectiveness testing	0		0
Gains (losses) recognized for hedged items	0		0
Ineffectiveness recognized for fair value hedge	0		0
Interest rate swaptions
Derivative Instruments, Gain (Loss) [Line Items]
Total gains (losses) recognized for derivatives	(81)		(135)
Gains (losses) on derivatives excluded from effectiveness testing	2		(22)
Gains (losses) on derivatives included in effectiveness testing	(83)		(113)
Gains (losses) recognized for hedged items	90		122
Ineffectiveness recognized for fair value hedge	$ 7		$ 9