Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions	Total	Common Stock Voting Common Stock	Paid-in Capital	Accumulated (Deficit) Income	Accumulated Other Comprehensive (Loss) Income, net of tax
Beginning Balance at Dec. 31, 2021	$ 634	$ 1	$ 1,832	$ (1,126)	$ (73)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	14		14
Pension and OPEB liability adjustment	(6)				(6)
Foreign currency translation adjustment	(20)				(20)
Interest rate swaps	38				38
Issuance of common stock	(3)		(3)
Repurchase of common stock	(224)			(224)
Dividends on common stock	(61)			(61)
Net Income (Loss)	390			390
Ending Balance at Sep. 30, 2022	762	1	1,843	(1,021)	(61)
Beginning Balance at Jun. 30, 2022	749	1	1,839	(1,031)	(60)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	5		5
Pension and OPEB liability adjustment	(2)				(2)
Foreign currency translation adjustment	(12)				(12)
Interest rate swaps	13				13
Issuance of common stock	(1)		(1)
Repurchase of common stock	(109)			(109)
Dividends on common stock	(20)			(20)
Net Income (Loss)	139			139
Ending Balance at Sep. 30, 2022	762	1	1,843	(1,021)	(61)
Beginning Balance at Dec. 31, 2022	874	1	1,848	(953)	(22)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	17		17
Pension and OPEB liability adjustment	(7)				(7)
Foreign currency translation adjustment	(5)				(5)
Interest rate swaps	2				2
Issuance of common stock	20		20
Repurchase of common stock	(157)			(157)
Dividends on common stock	(63)			(63)
Net Income (Loss)	503			503
Ending Balance at Sep. 30, 2023	1,184	1	1,885	(670)	(32)
Beginning Balance at Jun. 30, 2023	1,056	1	1,868	(788)	(25)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	6		6
Pension and OPEB liability adjustment	(2)				(2)
Foreign currency translation adjustment	(5)				(5)
Issuance of common stock	11		11
Repurchase of common stock	(20)			(20)
Dividends on common stock	(20)			(20)
Net Income (Loss)	158			158
Ending Balance at Sep. 30, 2023	$ 1,184	$ 1	$ 1,885	$ (670)	$ (32)