Income Taxes The Provision of Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Current federal tax	$ 148	$ 248	$ 147
Current international tax	0	(1)	0
Total current tax	148	247	147
Deferred federal tax	(355)	477	136
Deferred international tax	0	0	0
Deferred income tax expense	(355)	477	136
Total provision for income taxes	$ (207)	$ 724	$ 283