DAC AND OTHER DEFERRED ASSETS/LIABILITIES - DAC Costs (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	$ 1,212
Balance, end of period	1,348
VUL
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	457
Balance, end of period	467
IUL
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	293
Balance, end of period	290
GMxB Core
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	119
Balance, end of period	144
IE
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	22
Balance, end of period	31
SCS
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	289
Balance, end of period	375
Corporate Segment
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	1,180	$ 760
Capitalization	154	76
Amortization	(27)	(12)
Balance, end of period	1,307	824
Corporate Segment | VUL
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	457	410
Capitalization	16	17
Amortization	(6)	(6)
Balance, end of period	467	421
Corporate Segment | IUL
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	293	296
Capitalization	2	3
Amortization	(5)	(4)
Balance, end of period	290	295
Corporate Segment | GMxB Core
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	119	40
Capitalization	28	9
Amortization	(3)	(1)
Balance, end of period	144	48
Corporate Segment | IE
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	22	1
Capitalization	10	5
Amortization	(1)	0
Balance, end of period	31	6
Corporate Segment | SCS
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of period	289	13
Capitalization	98	42
Amortization	(12)	(1)
Balance, end of period	$ 375	$ 54