Segment Information (Reconciliation of Operating Revenues to Total Revenues) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Total revenues	$ 7,832	$ 6,400	$ 7,552
Annuities
Segment Reporting Information [Line Items]
Total revenues	4,388	4,602	4,005
Life
Segment Reporting Information [Line Items]
Total revenues	903	1,264	1,081
Run-off
Segment Reporting Information [Line Items]
Total revenues	1,807	2,555	1,937
Corporate & Other
Segment Reporting Information [Line Items]
Total revenues	408	180	148
Segment Reconciling Items
Segment Reporting Information [Line Items]
Total revenues	$ 326	$ (2,201)	$ 381