Segment Information (Total Assets by Segment) (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Total assets	$ 228,591	$ 226,204
Annuities
Segment Reporting Information [Line Items]
Total assets	160,887	157,614
Life
Segment Reporting Information [Line Items]
Total assets	20,821	20,363
Run-off
Segment Reporting Information [Line Items]
Total assets	24,894	26,849
Corporate & Other
Segment Reporting Information [Line Items]
Total assets	$ 21,989	$ 21,378