GMDB, GMIB, GIB, GWBL AND OTHER FEATURES AND NO LAPSE GUARANTEE FEATURES (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Movement In Guaranteed Benefit Liability Gross [Line Items]
Balance, beginning of period	$ 8,789	$ 8,283
Paid guarantee benefits	(268)	(413)
Other changes in reserve	1,523	1,441
Balance, end of period	10,044	9,311
Guaranteed Minimum Death Benefit
Movement In Guaranteed Benefit Liability Gross [Line Items]
Balance, beginning of period	3,212	2,986
Paid guarantee benefits	(189)	(195)
Other changes in reserve	651	361
Balance, end of period	3,674	3,152
Guaranteed Minimum Income Benefit
Movement In Guaranteed Benefit Liability Gross [Line Items]
Balance, beginning of period	5,577	5,297
Paid guarantee benefits	(79)	(218)
Other changes in reserve	872	1,080
Balance, end of period	$ 6,370	$ 6,159