Unaudited Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Unaudited Condensed Consolidated Statements of Comprehensive Income (Loss)
Net (loss) income	$ (4)	$ 14	$ (41)	$ (25)
Other comprehensive income (loss), net of tax:
Unrealized gain on interest rate swaps	11	3	23	13
Foreign currency translation adjustments	(1)		(2)	(1)
Gain on pension and other postretirement benefit plans		1		3
Other comprehensive income, net of tax	10	4	21	15
Comprehensive (loss) income, net of tax	$ 6	$ 18	$ (20)	$ (10)