BUSINESS SEGMENT INFORMATION (Details) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) segment	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment	1
Revenue from External Customer [Line Items]
Total	$ 5,129	$ 3,515	$ 6,984
Individual Variable Annuity Products
Revenue from External Customer [Line Items]
Total	1,325	1,297	2,002
Individual Variable Annuity Products | Premiums
Revenue from External Customer [Line Items]
Total	180	176	123
Individual Variable Annuity Products | Fees
Revenue from External Customer [Line Items]
Total	1,062	1,003	1,792
Amortization/capitalization of unearned revenue liability	(44)	(38)	(38)
Individual Variable Annuity Products | Others
Revenue from External Customer [Line Items]
Total	83	118	87
Employer- Sponsored
Revenue from External Customer [Line Items]
Total	566	453	531
Employer- Sponsored | Premiums
Revenue from External Customer [Line Items]
Total	0	0	0
Employer- Sponsored | Fees
Revenue from External Customer [Line Items]
Total	512	434	506
Employer- Sponsored | Others
Revenue from External Customer [Line Items]
Total	54	19	25
Life Insurance Products
Revenue from External Customer [Line Items]
Total	1,770	1,884	1,930
Life Insurance Products | Premiums
Revenue from External Customer [Line Items]
Total	432	530	545
Life Insurance Products | Fees
Revenue from External Customer [Line Items]
Total	1,339	1,354	1,375
Life Insurance Products | Others
Revenue from External Customer [Line Items]
Total	(1)	0	10
Employee Benefit Products
Revenue from External Customer [Line Items]
Total	49	48	54
Employee Benefit Products | Premiums
Revenue from External Customer [Line Items]
Total	48	46	46
Employee Benefit Products | Fees
Revenue from External Customer [Line Items]
Total	0	0	0
Employee Benefit Products | Others
Revenue from External Customer [Line Items]
Total	1	2	8
Other
Revenue from External Customer [Line Items]
Total	46	18	24
Other | Premiums
Revenue from External Customer [Line Items]
Total	37	8	11
Other | Fees
Revenue from External Customer [Line Items]
Total	8	8	12
Other | Others
Revenue from External Customer [Line Items]
Total	$ 1	$ 2	$ 1