INSURANCE LIABILITIES - Rollforward of Liability and Reinsurance Ceded (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
GMDB Direct
Movement in Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Gross
Balance, beginning of period	$ 5,011	$ 5,093	$ 4,775
Paid guarantee benefits	(595)	(461)	(495)
Other changes in reserve	875	379	813
Impact of the Venerable transaction		0
Balance, end of period	5,291	5,011	5,093
GMDB Ceded
Guaranteed Minimum Death Benefit Reinsurance Ceded [Roll Forward]
Balance, beginning of period	(2,237)	(84)	(99)
Paid guarantee benefits	249	113	15
Other changes in reserve	(355)	(90)	0
Impact of the Venerable transaction		(2,176)
Balance, end of period	(2,343)	(2,237)	(84)
GMIB Direct
Movement in Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Gross
Balance, beginning of period	5,952	6,025	4,671
Paid guarantee benefits	(602)	(377)	(293)
Other changes in reserve	309	304	1,647
Impact of the Venerable transaction		0
Balance, end of period	5,659	5,952	6,025
GMIB Ceded
Guaranteed Minimum Death Benefit Reinsurance Ceded [Roll Forward]
Balance, beginning of period	(4,207)	(2,859)	(2,466)
Paid guarantee benefits	76	58	79
Other changes in reserve	797	735	(472)
Impact of the Venerable transaction		(2,141)
Balance, end of period	$ (3,334)	$ (4,207)	$ (2,859)