Deferred Policy Acquisition Costs, Value of Business Acquired and Other Policy-Related Intangibles (Negative VOBA) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Finite Lived Intangible Liabilities
Balance at January 1,	$ 473	$ 557	$ 738
Amortization of negative VOBA	(26)	(29)	(35)
Effect of foreign currency translation and other	(20)	(55)	(74)
Balance at December 31,	427	473	557
Accumulated amortization	$ 3,398	$ 3,372	$ 3,343