Condensed Consolidated Statements of Changes in Deficit - USD ($) $ in Millions	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Accumulated Other Comprehensive Loss [Member]	Common Stock Held In Treasury [Member]	Total
Balance at beginning of period at Dec. 31, 2020	$ 1	$ 46	$ (75)	$ (33)
Net income			5			$ 5
Exercise of stock options		1
Taxes paid related to net share settlement of equity awards		(4)
Stock-based employee compensation		6
Repurchase of common stock
Other comprehensive income (loss), net of tax				7		7
Balance at end of period at Mar. 31, 2021	1	49	(70)	(26)		(46)
Balance at beginning of period at Dec. 31, 2021	1	70	53	(18)	(103)	2
Net income			2			2
Taxes paid related to net share settlement of equity awards		(3)
Stock-based employee compensation		6
Repurchase of common stock					(40)	(40)
Other comprehensive income (loss), net of tax				13		13
Balance at end of period at Mar. 31, 2022	$ 1	$ 73	$ 55	$ (5)	$ (143)	$ (20)