FAIR VALUE DISCLOSURES - Fair Value Measurement Reconciliation For All Levels (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Total Gains Losses Realized Unrealized Included In [Abstract]
Net derivative gains (losses)			$ (3)	$ 0
Level 3 | Corporate
Total Gains Losses Realized Unrealized Included In [Abstract]
Beginning Balance	$ 11	$ 13	11	14
Investment gains (losses), reported in net investment income	0	0	0	0
Net derivative gains (losses)	0	0	0	0
Total realized and unrealized gains (losses)	0	0	0	0
Other comprehensive income (loss)	0	0	(1)	0
Purchases	11	0	12	0
Sales	(1)	(2)	(1)	(3)
Transfers into level 3	0	0	0	0
Transfers out of Level 3	(5)	0	(5)	0
Closing Balance	16	11	16	11
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	(1)	0
Level 3 | GMxB Derivative Features Liability
Total Gains Losses Realized Unrealized Included In [Abstract]
Beginning Balance	5	0	0	0
Investment gains (losses), reported in net investment income	0	0		0
Net derivative gains (losses)	4	0	10	0
Total realized and unrealized gains (losses)	4	0	10	0
Other comprehensive income (loss)	0	0	0	0
Purchases	0	0	(1)	0
Sales	0	0	0	0
Transfers into level 3	0	0	0	0
Transfers out of Level 3	0	0	0	0
Closing Balance	9	0	9	0
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period	4	0	10	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