DAC AND OTHER DEFERRED ASSETS/LIABILITIES - DAC Costs (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of year	$ 760	$ 672
Capitalization of commissions, sales and issue expenses	76	26
Total amortization	12	10
Balance, end of year	824	688
VUL
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of year	410	361
Capitalization of commissions, sales and issue expenses	17	17
Total amortization	6	5
Balance, end of year	421	373
IUL
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of year	296	297
Capitalization of commissions, sales and issue expenses	3	5
Total amortization	4	5
Balance, end of year	295	297
GMxB Core
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of year	40	14
Capitalization of commissions, sales and issue expenses	9	4
Total amortization	1	0
Balance, end of year	48	18
Investment Edge
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of year	1	0
Capitalization of commissions, sales and issue expenses	5	0
Total amortization	0	0
Balance, end of year	6	0
SCS
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance, beginning of year	13	0
Capitalization of commissions, sales and issue expenses	42	0
Total amortization	1	0
Balance, end of year	$ 54	$ 0