Deferred Policy Acquisition Costs, Value of Business Acquired and Other Policy-Related Intangibles (Negative VOBA) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite Lived Intangible Liabilities
Balance at January 1,	$ 738	$ 750	$ 779
Amortization of negative VOBA	(34)	(45)	(33)
Effect of foreign currency translation and other	(81)	33	4
Balance at December 31,	623	738	750
Accumulated amortization	$ 3,342	$ 3,308	$ 3,263