INCOME TAXES - Schedule of Reconciliation Of Total Income Tax Provision (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Expected income tax provision at the U.S. statutory tax rate	$ 248	$ (117)	$ 208
Increase (reduction) in taxes resulting from:
Tax exempt income	(3)	(4)	(4)
Dividend received deduction	(2)	(3)	(1)
Proration	1	1	1
Creditable foreign premium tax	(14)	(11)	(13)
Reserve adjustment	0	(19)	0
U.S. BEAT tax	0	22	0
Share based compensation	(3)	(3)	(2)
Prior year true up	(21)	16	0
Insurance company-owned life insurance	(13)	(1)	0
Other	17	7	3
Total income tax expense (benefit)	$ 210	$ (112)	$ 192