DERIVATIVES AND HEDGE ACCOUNTING (Details - Hedge Accounting) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Derivative Instruments, Gain (Loss) [Line Items]
Foreign currency translation gain (loss) adjustment related to net investment hedge relationships	$ 5	$ 3	$ 106	$ 102
Derivatives designated as hedging instruments | Interest rate contracts | Fair value hedging | Interest credited to policyholder account balances
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	(3)	1	(7)	18
Gain (loss) recognized in earnings on hedged items	1	(3)	7	(20)
Gains/(losses) recognized in earnings for excluded components	0	0	0	0
Net Impact	(2)	(2)	0	(2)
Derivatives designated as hedging instruments | Interest rate contracts | Fair value hedging | Net investment income
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	(1)	(4)	7	(7)
Gain (loss) recognized in earnings on hedged items	0	3	(7)	6
Gains/(losses) recognized in earnings for excluded components	0	0	0	0
Net Impact	(1)	(1)	0	(1)
Derivatives designated as hedging instruments | Foreign exchange contracts | Fair value hedging | Net realized gains (losses)
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	(36)	(132)	(4)	173
Gain (loss) recognized in earnings on hedged items	36	132	4	(173)
Gains/(losses) recognized in earnings for excluded components	107	(76)	78	205
Net Impact	107	(76)	78	205
Derivatives not designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	(2,356)	(2,426)	342	1,355
Derivatives not designated as hedging instruments | Net realized gains (losses) | Excluding Fortitude Re funds withheld assets
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	(388)	(1,579)	52	2,173
Derivatives not designated as hedging instruments | Net realized gains (losses) | Modified Coinsurance And Funds Withheld Assets [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	(1,996)	(863)	269	(863)
Derivatives not designated as hedging instruments | Net investment income
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	7	(1)	(5)	(3)
Derivatives not designated as hedging instruments | Policy fees
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	15	15	30	30
Derivatives not designated as hedging instruments | Policyholder benefits and claims incurred
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	6	2	(4)	18
Derivatives not designated as hedging instruments | Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	856	(7)	(689)	2,566
Derivatives not designated as hedging instruments | Foreign exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	48	(124)	(39)	901
Derivatives not designated as hedging instruments | Equity contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	(32)	(471)	(551)	632
Derivatives not designated as hedging instruments | Commodity contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	1	0	1	0
Derivatives not designated as hedging instruments | Credit contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	(4)	(66)	(9)	56
Derivatives not designated as hedging instruments | Other contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	17	16	32	26
Derivatives not designated as hedging instruments | Embedded derivatives
Derivative Instruments, Gain (Loss) [Line Items]
Gains/(losses) recognized in earnings on hedging derivatives	$ (3,242)	$ (1,774)	$ 1,597	$ (2,826)