Investments (Other Invested Assets) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Document Period End Date	Sep. 30, 2022
Other invested assets	$ 3,246	$ 3,070
Equity Release Mortgages [Member]
Other invested assets	786	758
Limited Partner [Member]
Other invested assets	2,196	1,996
Derivatives
Other invested assets	161	175
Other
Other invested assets	$ 103	$ 141