Segment Information (Total Assets by Segment) (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Total assets	$ 227,318	$ 226,204
Annuities
Segment Reporting Information [Line Items]
Total assets	159,098	157,614
Life
Segment Reporting Information [Line Items]
Total assets	20,383	20,363
Run-off
Segment Reporting Information [Line Items]
Total assets	25,589	26,849
Corporate & Other
Segment Reporting Information [Line Items]
Total assets	$ 22,248	$ 21,378