DERIVATIVES - Financial Statement Impact of Derivatives By Category (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	$ 26	$ (236)	$ 2,921	$ (4,152)
Net investment income (loss)	788	885	2,238	2,655
Interest Credited To Policyholders Account Balances	(351)	(285)	(930)	(841)
Derivatives: designated for hedge accounting | Cash flow hedges:
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	(31)	(26)	(58)	(54)
Net investment income (loss)	5	0	7	0
Interest Credited To Policyholders Account Balances	(36)	(15)	(46)	(32)
AOCI	205	(2)	358	(35)
Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	(539)	(200)	(2,304)	(4,158)
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Currency swaps | Derivatives: designated for hedge accounting | Cash flow hedges:
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	7	0	21	0
Net investment income (loss)	5	0	7	0
Interest Credited To Policyholders Account Balances	(36)	(15)	(46)	(32)
AOCI	111	7	116	7
Currency swaps | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	23	3	41	3
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Interest swaps | Derivatives: designated for hedge accounting | Cash flow hedges:
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	(38)	(26)	(79)	(54)
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	94	(9)	242	(42)
Interest swaps | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	(125)	67	(428)	(2,375)
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Futures | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	34	(6)	548	(466)
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Swaps | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	591	(3)	3,353	(2,609)
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Options | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	(650)	(169)	(4,381)	2,175
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Futures | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	(412)	(92)	(1,445)	(888)
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Swaptions | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	0	0	0	0
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Credit default swaps | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	0	0	8	2
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Currency forwards | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	0	0	0	0
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Margin | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	0	0	0	0
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Collateral | Derivatives: not designated for hedge accounting
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	0	0	0	0
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Amount Due from Reinsurers
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	(364)	344	(1,506)	586
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
GMIB reinsurance contracts
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	(227)	(128)	(672)	(694)
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Investment fees	6	4
GMxB derivative features liability
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	427	(395)	2,932	2,291
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
SCS, SIO, MSO and IUL indexed features
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	766	173	4,543	(2,113)
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Total embedded derivatives
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	602	(6)	5,297	70
Net investment income (loss)	0	0	0	0
Interest Credited To Policyholders Account Balances	0	0	0	0
AOCI	0	0	0	0
Total derivatives
Derivatives, Fair Value [Line Items]
Net derivative gains (losses)	32	(232)	2,935	(4,142)
Net investment income (loss)	5	0	7	0
Interest Credited To Policyholders Account Balances	(36)	(15)	(46)	(32)
AOCI	$ 205	$ (2)	358	(35)
Investment fees			$ 14	$ 10