FAIR VALUE DISCLOSURES (TEXTUAL) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Fixed maturities, available-for-sale	$ 36,566	$ 36,566		$ 31,925
Fair value freestanding contract	833	$ 833		$ 659
Freestanding contract invested assets (as a percent)		73.70%		64.10%
Fair value adjustments on GMIB asset		$ 204		$ 123
Transfers out of Level 3	(24)	(50)	$ (112)
Transfers into level 3		$ 29	$ 31
Transfers out of Levels 2 and 3 to Total Equity (as a percent)		0.50%	0.80%
Level 1
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Assets measured at fair value on recurring basis (as a percent)		69.60%		71.80%
Level 2
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Assets measured at fair value on recurring basis (as a percent)		29.40%		27.30%
Mortgages and asset-backed securities owned	579	$ 579		$ 673
Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Assets measured at fair value on recurring basis (as a percent)		0.90%		0.90%
Mortgages and asset-backed securities owned	399	$ 399		$ 543
Fair value disclosures broker priced	143	143		119
Public Fixed Maturities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Fixed maturities, available-for-sale	28,510	$ 28,510		$ 24,216
Available-for-sale fixed maturity assets measured at fair value on recurring basis (as a percent)		17.90%		16.20%
Private Fixed Maturities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Fixed maturities, available-for-sale	$ 7,970	$ 7,970		$ 7,677
Available-for-sale fixed maturity assets measured at fair value on recurring basis (as a percent)		5.00%		5.10%