Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	1 Months Ended	11 Months Ended	12 Months Ended
	Feb. 09, 2021	Dec. 31, 2021	Dec. 31, 2023	Dec. 31, 2022
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Unrecognized tax benefits at beginning of period	$ 74	$ 74	$ 69	$ 74
Additions based on tax positions related to the current year	0	0	3	2
Additions to tax positions of prior years	0	0	3	2
Settlements	0	0	(5)	0
Expiration of the applicable statute of limitations	0	0	0	0
Reductions to tax positions of prior years	0	0	(2)	(9)
Unrecognized tax benefits at end of period	$ 74	$ 74	$ 68	$ 69