INVESTMENTS (Details - Value of other securities measured at fair value based on election of the fair value option) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 14,480	$ 17,703
Other Securities, Percent of Total	100.00%	100.00%
U.S. Government agency backed ABS
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 421	$ 712
Fixed maturity securities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 13,998	$ 16,782
Other Securities, Percent of Total	97.00%	95.00%
Fixed maturity securities | U.S. government and government sponsored entities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 2,939	$ 3,369
Other Securities, Percent of Total	20.00%	19.00%
Fixed maturity securities | Obligations of states, municipalities and political subdivisions
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 0	$ 75
Other Securities, Percent of Total	0.00%	0.00%
Fixed maturity securities | Non-U.S. government
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 51	$ 50
Other Securities, Percent of Total	0.00%	0.00%
Fixed maturity securities | Corporate debt
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 1,772	$ 2,035
Other Securities, Percent of Total	12.00%	12.00%
Fixed maturity securities | Mortgage-backed, asset-backed and collateralized
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 9,236	$ 11,253
Other Securities, Percent of Total	65.00%	64.00%
Fixed maturity securities | Residential mortgage-backed securities (RMBS)
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 2,025	$ 2,230
Other Securities, Percent of Total	14.00%	13.00%
Fixed maturity securities | Commercial mortgage-backed securities (CMBS)
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 603	$ 750
Other Securities, Percent of Total	4.00%	4.00%
Fixed maturity securities | Collateralized Debt Obligations/Asset-Backed Securities (CDO/ABS)
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 6,608	$ 8,273
Other Securities, Percent of Total	47.00%	47.00%
Fixed maturity securities | Other
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 0	$ 0
Other Securities, Percent of Total	0.00%	0.00%
Equity securities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 482	$ 921
Other Securities, Percent of Total	3.00%	5.00%