Segment Information (Assets) (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total assets	$ 212,373	$ 247,255
Annuities
Segment Reporting Information [Line Items]
Total assets	144,709	174,489
Life
Segment Reporting Information [Line Items]
Total assets	16,385	18,190
Run-off
Segment Reporting Information [Line Items]
Total assets	28,648	37,069
Corporate & Other
Segment Reporting Information [Line Items]
Total assets	$ 22,631	$ 17,507