POLICYHOLDER ACCOUNT BALANCES (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Policyholder Account Balance [Roll Forward]
Interest credited	$ 435	$ 288
Balance (exclusive of Funding Agreements)	65,699		$ 64,105
Funding Agreements	15,798		15,637
Balance, end of the period	81,497		$ 79,742
UL
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	5,341
Balance, end of the period	5,291
UL | Protection Solutions
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	5,341	5,462
Issuances	0	0
Premiums received	183	191
Policy charges	(194)	(200)
Surrenders and withdrawals	(18)	(20)
Benefit payments	(76)	(53)
Net transfers from (to) separate account	0	0
Interest credited	55	56
Other	0	0
Balance, end of the period	$ 5,291	$ 5,436
Weighted-average age of policyholders (years)	3.64%	3.62%
Net amount at risk	$ 37,031	$ 39,254
Cash surrender value	3,475	3,521
VUL
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	4,253
Net transfers from (to) separate account	(57)	3
Balance, end of the period	4,181
VUL | Protection Solutions
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	4,253	4,193
Issuances	0	0
Premiums received	33	43
Policy charges	(55)	(53)
Surrenders and withdrawals	(1)	0
Benefit payments	(38)	(2)
Net transfers from (to) separate account	(57)	3
Interest credited	46	38
Other	0	0
Balance, end of the period	$ 4,181	$ 4,222
Weighted-average age of policyholders (years)	3.86%	3.88%
Net amount at risk	$ 83,830	$ 84,437
Cash surrender value	2,758	2,892
GMxB Legacy
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	688
Net transfers from (to) separate account	0	3
Balance, end of the period	685
GMxB Legacy | Legacy Segment
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	688	746
Issuances	0	0
Premiums received	20	16
Policy charges	19	13
Surrenders and withdrawals	(25)	(16)
Benefit payments	(24)	(26)
Net transfers from (to) separate account	0	3
Interest credited	7	7
Other	0	0
Balance, end of the period	$ 685	$ 743
Weighted-average age of policyholders (years)	1.78%	1.81%
Net amount at risk	$ 21,472	$ 17,987
Cash surrender value	957	1,031
GMxB Core
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	42
Net transfers from (to) separate account	(22)	(38)
Balance, end of the period	25
GMxB Core | Individual Retirement
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	42	99
Issuances	0	0
Premiums received	16	36
Policy charges	(3)	(9)
Surrenders and withdrawals	(8)	(9)
Benefit payments	(1)	(1)
Net transfers from (to) separate account	(22)	(38)
Interest credited	1	2
Other	0	0
Balance, end of the period	$ 25	$ 80
Weighted-average age of policyholders (years)	1.05%	1.05%
Net amount at risk	$ 3,278	$ 1,785
Cash surrender value	252	291
SCS
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	35,460
Balance, end of the period	37,341
SCS | Individual Retirement
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	35,460	33,443
Issuances	0	0
Premiums received	0	0
Policy charges	(1)	0
Surrenders and withdrawals	(606)	(714)
Benefit payments	(59)	(59)
Net transfers from (to) separate account	950	1,717
Interest credited	1,597	(272)
Other	0	0
Balance, end of the period	$ 37,341	$ 34,115
Weighted-average age of policyholders (years)	1.12%	1.14%
Net amount at risk	$ 42	$ 10
Cash surrender value	34,078	31,608
EQUI-VEST Individual
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	2,652
Net transfers from (to) separate account	3	10
Balance, end of the period	2,574
EQUI-VEST Individual | Individual Retirement
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	2,652	2,784
Issuances	0	0
Premiums received	11	15
Policy charges	0	0
Surrenders and withdrawals	(94)	(45)
Benefit payments	(20)	(15)
Net transfers from (to) separate account	3	10
Interest credited	19	20
Other	3	0
Balance, end of the period	$ 2,574	$ 2,769
Weighted-average age of policyholders (years)	3.09%	2.86%
Net amount at risk	$ 128	$ 104
Cash surrender value	2,567	2,761
EQUI-VEST Group
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	12,046
Net transfers from (to) separate account	69	109
Balance, end of the period	11,952
EQUI-VEST Group | Group Retirement
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	12,046	11,952
Issuances	0	0
Premiums received	148	149
Policy charges	(1)	(1)
Surrenders and withdrawals	(406)	(195)
Benefit payments	(17)	(19)
Net transfers from (to) separate account	69	109
Interest credited	102	66
Other	11	0
Balance, end of the period	$ 11,952	$ 12,061
Weighted-average age of policyholders (years)	2.99%	2.36%
Net amount at risk	$ 58	$ 19
Cash surrender value	11,871	11,982
Momentum
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	703
Net transfers from (to) separate account	(9)	23
Balance, end of the period	684
Momentum | Group Retirement
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	703	705
Issuances	0	0
Premiums received	19	23
Policy charges	0	0
Surrenders and withdrawals	(30)	(36)
Benefit payments	(2)	(1)
Net transfers from (to) separate account	(9)	23
Interest credited	3	3
Other	0	0
Balance, end of the period	$ 684	$ 717
Weighted-average age of policyholders (years)	2.03%	2.04%
Net amount at risk	$ 0	$ 0
Cash surrender value	684	$ 716
Others
Policyholder Account Balance [Roll Forward]
Balance, beginning of the period	2,920
Balance, end of the period	$ 2,966