INVESTMENTS (Details - Value of other securities measured at fair value based on election of the fair value option) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 7,277	$ 7,017
Other Securities, Percent of Total	100.00%	100.00%
Fixed maturity securities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 6,582	$ 6,278
Other Securities, Percent of Total	89.00%	89.00%
Fixed maturity securities | U.S. government and government sponsored entities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 1,689	$ 1,750
Other Securities, Percent of Total	23.00%	25.00%
Fixed maturity securities | Obligations of states, municipalities and political subdivisions
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 98	$ 97
Other Securities, Percent of Total	1.00%	1.00%
Fixed maturity securities | Non-U.S. governments
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 85	$ 76
Other Securities, Percent of Total	1.00%	1.00%
Fixed maturity securities | Corporate debt
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 1,341	$ 1,050
Other Securities, Percent of Total	18.00%	15.00%
Fixed maturity securities | Mortgage-backed, asset-backed and collateralized
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 3,369	$ 3,305
Other Securities, Percent of Total	46.00%	47.00%
Fixed maturity securities | Residential mortgage-backed securities (RMBS)
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 312	$ 411
Other Securities, Percent of Total	4.00%	6.00%
Fixed maturity securities | Commercial mortgage-backed securities (CMBS)
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 317	$ 315
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	$ 2,740	$ 2,579
Other Securities, Percent of Total	38.00%	37.00%
Equity securities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Securities, Fair Value	$ 695	$ 739
Other Securities, Percent of Total	11.00%	11.00%