Segment Information (Total Assets by Segment) (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total assets	$ 226,204	$ 215,438	$ 249,731
Annuities
Segment Reporting Information [Line Items]
Total assets	157,614	148,228
Life
Segment Reporting Information [Line Items]
Total assets	20,363	17,214
Run-off
Segment Reporting Information [Line Items]
Total assets	26,849	28,466
Corporate & Other
Segment Reporting Information [Line Items]
Total assets	$ 21,378	$ 21,530