Consolidated Statements of Operations - (Parenthetical) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Insurance claims and policyholders benefits, including policyholders' dividends, remeasurement impact	$ (33)	$ 1	$ (34)	$ 6