Variable Annuity and Insurance Guarantees - VA Guarantees (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
GMDB
Information related to variable annuity guarantees
Total contract value	$ 67,258	$ 87,246
Contract value in separate accounts	62,674	82,287
Net amount at risk	$ 2,162	$ 64
Weighted average attained age	69 years	69 years
GMDB | Return of premium
Information related to variable annuity guarantees
Total contract value	$ 53,608	$ 70,020
Contract value in separate accounts	51,993	68,145
Net amount at risk	$ 886	$ 6
Weighted average attained age	69 years	69 years
GMDB | Five/six year reset
Information related to variable annuity guarantees
Total contract value	$ 6,776	$ 8,309
Contract value in separate accounts	4,165	5,612
Net amount at risk	$ 178	$ 6
Weighted average attained age	69 years	68 years
GMDB | One-year ratchet
Information related to variable annuity guarantees
Total contract value	$ 4,782	$ 6,177
Contract value in separate accounts	4,486	5,858
Net amount at risk	$ 784	$ 13
Weighted average attained age	72 years	71 years
GMDB | Five-year ratchet
Information related to variable annuity guarantees
Total contract value	$ 1,096	$ 1,438
Contract value in separate accounts	1,048	1,386
Net amount at risk	$ 70	$ 1
Weighted average attained age	68 years	68 years
GMDB | Other
Information related to variable annuity guarantees
Total contract value	$ 996	$ 1,302
Contract value in separate accounts	982	1,286
Net amount at risk	$ 244	$ 38
Weighted average attained age	75 years	74 years
GGU death benefit
Information related to variable annuity guarantees
Total contract value	$ 1,016	$ 1,260
Contract value in separate accounts	961	1,198
Net amount at risk	$ 140	$ 184
Weighted average attained age	72 years	72 years
GMIB
Information related to variable annuity guarantees
Total contract value	$ 134	$ 184
Contract value in separate accounts	121	170
Net amount at risk	$ 13	$ 4
Weighted average attained age	72 years	71 years
GMWB
Information related to variable annuity guarantees
Total contract value	$ 41,106	$ 54,287
Contract value in separate accounts	41,099	54,229
Net amount at risk	$ 3,124	$ 188
Weighted average attained age	69 years	69 years
GMWB | GMWB standard benefit
Information related to variable annuity guarantees
Total contract value	$ 1,386	$ 1,900
Contract value in separate accounts	1,382	1,895
Net amount at risk	$ 25	$ 1
Weighted average attained age	75 years	75 years
GMWB | GMWB for life
Information related to variable annuity guarantees
Total contract value	$ 39,720	$ 52,387
Contract value in separate accounts	39,717	52,334
Net amount at risk	$ 3,099	$ 187
Weighted average attained age	69 years	69 years
GMAB
Information related to variable annuity guarantees
Total contract value	$ 1,388	$ 2,005
Contract value in separate accounts	1,388	2,005
Net amount at risk	$ 126	$ 0
Weighted average attained age	62 years	62 years