Segment Information (Assets) (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total assets	$ 216,151	$ 247,255
Annuities
Segment Reporting Information [Line Items]
Total assets	148,346	174,489
Life
Segment Reporting Information [Line Items]
Total assets	17,883	18,190
Run-off
Segment Reporting Information [Line Items]
Total assets	27,822	37,069
Corporate & Other
Segment Reporting Information [Line Items]
Total assets	$ 22,100	$ 17,507