Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Net (loss) income	$ (76)	$ 455	$ 90
Other comprehensive (loss) income:
Adjustment to pension liability	7	20	16
Adjustment to fair value of interest rate caps	(23)	0	0
Income tax (benefit) expense of adjustments	(5)	5	4
Other comprehensive (loss) income	(11)	15	12
Comprehensive (loss) income	$ (87)	$ 470	$ 102