Income Taxes (Details) - Unrecognized Tax Benefits - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Reconciliation of unrecognized tax benefits [Roll Forward]
Unrecognized tax benefits, balance at January 1	$ 9	$ 48
Additions for tax positions of prior years	3	3
Reductions for tax positions of prior years	0	(44)
Additions based on tax positions related to current year	3	2
Expiration of statute of limitations	(1)	0
Unrecognized tax benefits, balance at December 31	14	9	$ 48
Unrecognized tax benefits that, if recognized, would affect the annual effective tax rate	12	8
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	2	1
Amount of interest recognized on unrecognized tax benefits in income taxes	3		$ 3
Amount of interest benefit recognized on unrecognized tax benefits in income taxes		(13)
Accrued payment of interest balance for unrecognized tax benefits	$ 6	$ 3