FAIR VALUE DISCLOSURES - Fair Value Measurement Reconciliation For All Levels (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Total gains and (losses), realized and unrealized, included in:
Transfers into Level 3			$ 90	$ 0
Transfers out of Level 3			(114)	(713)
Amounts Due from Reinsurers
Total gains and (losses), realized and unrealized, included in:
Nonperformance risk	$ (16)	$ (19)	(93)	(7)
GMIB reinsurance contract asset
Total gains and (losses), realized and unrealized, included in:
Nonperformance risk	8	8	(80)	9
GMxB Derivative Features Liability
Total gains and (losses), realized and unrealized, included in:
Nonperformance risk	(41)	(92)	835	(68)
Level 3 | Corporate
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	1,752	1,249	1,493	1,687
Net investment income (loss)	1	1	3	4
Investment gains (losses), net	(3)	(1)	(3)	(14)
Total realized and unrealized gains (losses)	(2)	0	0	(10)
Other comprehensive income (loss)	(70)	4	(151)	30
Purchases	217	259	765	718
Sales	(35)	(70)	(195)	(272)
Activity related to consolidated VIEs/VOEs	0	0	0	0
Transfers into Level 3	25	(2)	90	0
Transfers out of Level 3	7	0	(108)	(713)
Closing Balance	1,894	1,440	1,894	1,440
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	0	0	0	0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	(70)	4	(148)	30
Level 3 | States and political subdivisions
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	30	37	35	39
Net investment income (loss)	0		0	0
Investment gains (losses), net	0		0	0
Total realized and unrealized gains (losses)	0	0	0	0
Other comprehensive income (loss)	(1)	0	(5)	(1)
Purchases	0	0	0	0
Sales	0	0	(1)	(1)
Activity related to consolidated VIEs/VOEs	0	0	0	0
Transfers into Level 3	0	0	0	0
Transfers out of Level 3	0	0	0	0
Closing Balance	29	37	29	37
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	0	0	0	0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	(1)	0	(5)	(2)
Level 3 | CMBS
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	25	11	20	0
Net investment income (loss)	0	0	0	0
Investment gains (losses), net	0	0	0	0
Total realized and unrealized gains (losses)	0	0	0	0
Other comprehensive income (loss)	0	0	(2)	0
Purchases	7	(1)	14	10
Sales	0	0	0	0
Activity related to consolidated VIEs/VOEs	0	0	0	0
Transfers into Level 3	0	0	0	0
Transfers out of Level 3	0	0	0	0
Closing Balance	32	10	32	10
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	0	0	0	0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	0	0	(2)	0
Level 3 | Asset-backed
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	18	127	8	20
Net investment income (loss)	0	0	0	0
Investment gains (losses), net	0	0	0	0
Total realized and unrealized gains (losses)	0	0	0	0
Other comprehensive income (loss)	0	0	0	0
Purchases	(2)	(120)	9	3
Sales	0	(2)	(1)	(18)
Activity related to consolidated VIEs/VOEs	0	0	0	0
Transfers into Level 3	0	0	0	0
Transfers out of Level 3	(6)	0	(6)	0
Closing Balance	10	5	10	5
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	0	0	0	0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	0	0	0	0
Level 3 | Other Equity Investments
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	18	13	13	15
Net investment income (loss)	(1)	1	(1)	2
Investment gains (losses), net	0	0	0	0
Total realized and unrealized gains (losses)	(1)	1	(1)	2
Other comprehensive income (loss)	0	0	0	0
Purchases	0	0	8	0
Sales	0	(1)	0	(1)
Other		0		0
Activity related to consolidated VIEs/VOEs	0	1	(3)	(1)
Transfers into Level 3	0	0	0	0
Transfers out of Level 3	0	1	0	0
Closing Balance	17	15	17	15
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	(1)	1	(1)	2
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	0	0	0	0
Level 3 | Amounts Due from Reinsurers
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	4,681	5,510	5,815	0
Net investment income (loss)	0	0	0	0
Investment gains (losses), net	(364)	344	(1,506)	586
Total realized and unrealized gains (losses)	(364)	344	(1,506)	586
Other comprehensive income (loss)	0	0	0	0
Purchases	28	31	89	40
Sales	(33)	(16)	(86)	(16)
Other		0		5,259
Activity related to consolidated VIEs/VOEs	0	0	0	0
Transfers into Level 3	0	0	0	0
Transfers out of Level 3	0	0	0	0
Closing Balance	4,312	5,869	4,312	5,869
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	(364)	344	(1,506)	586
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	0	0	0	0
Level 3 | GMIB reinsurance contract asset
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	1,612	2,290	2,068	2,859
Net investment income (loss)	0	0	0	0
Investment gains (losses), net	(227)	(128)	(672)	(694)
Total realized and unrealized gains (losses)	(227)	(128)	(672)	(694)
Other comprehensive income (loss)	0	0	0	0
Purchases	10	10	31	32
Sales	(23)	(16)	(55)	(41)
Other		0		0
Activity related to consolidated VIEs/VOEs	0	0	0	0
Transfers into Level 3	0	0	0	0
Transfers out of Level 3	0	0	0
Closing Balance	1,372	2,156	1,372	2,156
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	(227)	(128)	(672)	(694)
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	0	0	0	0
Level 3 | Separate Accounts Assets
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	1	1	1	1
Net investment income (loss)	0	0	0	0
Investment gains (losses), net	0	0	0	0
Total realized and unrealized gains (losses)	0	0	0	0
Other comprehensive income (loss)	0	0	0	0
Purchases	0	(1)	0	0
Sales	0	0	0	0
Other		0		0
Activity related to consolidated VIEs/VOEs	0	0	0	0
Transfers into Level 3	0	0	0	0
Transfers out of Level 3	0	0	0	(1)
Closing Balance	1	0	1	0
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	0	0	0	0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	0	0	0	0
Level 3 | GMxB Derivative Features Liability
Total gains and (losses), realized and unrealized, included in:
Beginning Balance	(6,189)	(8,455)	(8,525)	(10,936)
Net investment income (loss)	0	0	0	0
Investment gains (losses), net	427	(395)	2,932	2,291
Total realized and unrealized gains (losses)	427	(395)	2,932	2,291
Other comprehensive income (loss)	0	0	0	0
Purchases	(110)	(109)	(345)	(344)
Sales	38	21	104	51
Other		0		0
Activity related to consolidated VIEs/VOEs	0	0	0	0
Transfers into Level 3	0	0	0	0
Transfers out of Level 3	0	0	0	0
Closing Balance	(5,834)	(8,938)	(5,834)	(8,938)
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	427	(395)	2,932	2,291
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period	$ 0	$ 0	$ 0	$ 0