GMDB, GMIB, GIB, GWBL AND OTHER FEATURES AND NO LAPSE GUARANTEE FEATURES 4 (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Direct Liability, Gross [Roll Forward]
Balance, beginning of period	$ 8,283	$ 7,373
Balance, end of period	9,415	8,296
Direct Liability
Direct Liability, Gross [Roll Forward]
Balance, beginning of period	1,084	964
Other changes in reserves	36	116
Balance, end of period	1,120	1,080
Reinsurance Ceded
Reinsurance Ceded [Roll Forward]
Balance, beginning of period	(539)	(555)
Other changes in reserves	(66)	38
Balance, end of period	(605)	(517)
Net
Direct Liability, Net [Roll Forward]
Balance, beginning of period	545	409
Other changes in reserves	(30)	154
Balance, end of period	$ 515	$ 563