Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Net income	$ 690	$ 1,000	$ 813
Other Comprehensive Income (Loss), net of tax
Net unrealized gains and losses on investments	720	948	(812)
Foreign currency translation adjustment	47	39	(82)
Pension and postretirement benefits	(15)	(58)	0
Other comprehensive income (loss), net of tax	752	929	(894)
Total comprehensive income (loss)	1,442	1,929	(81)
Investments
Other Comprehensive Income (Loss), net of tax
Net unrealized gains and losses on investments	0	0	0
Net unrealized gains and losses on other investments
Other Comprehensive Income (Loss), net of tax
Net unrealized gains and losses on investments	$ 720	$ 948	$ (812)