Income Taxes (Details) - Unrecognized Tax Benefits - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reconciliation of unrecognized tax benefits [Roll Forward]
Unrecognized tax benefits, balance at January 1	$ 48	$ 49
Additions for tax positions of prior years	3	2
Reductions for tax positions of prior years	(44)	(3)
Additions based on tax positions related to current year	2	0
Expiration of statute of limitations	0	0
Unrecognized tax benefits, balance at December 31	9	48	$ 49
Unrecognized tax benefits that, if recognized, would affect the annual effective tax rate	8	48
Amount of unrecognized tax benefits that are tax positions for which the ultimate deductibility is certain, but for which there is uncertainty about the timing of deductibility	1	0
Amount of interest recognized on unrecognized tax benefits in income taxes		3	$ 0
Amount of interest benefit recognized on unrecognized tax benefits in income taxes	(13)
Accrued payment of interest balance for unrecognized tax benefits	$ 3	$ 16