CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS EQUITY Statement - USD ($) $ in Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock, shares outstanding (shares)		124.217
Stockholders' Equity Attributable to Parent at Dec. 31, 2020	$ 2,988	$ 1	$ 391	$ (674)	$ (494)	$ 3,764
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	(131)					(131)
Other Comprehensive Income (Loss), Net of Tax	0				0
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	12		12
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	(2)		(2)
Stockholders' Equity Attributable to Parent at Mar. 31, 2021	2,875	$ 1	409	(674)	(494)	3,633
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Adjustments to Additional Paid in Capital, Warrant Issued	$ 8		8
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		0.225
Common stock, shares outstanding (shares)		124.442
Common stock, shares outstanding (shares)	125,905,864	125.906
Stockholders' Equity Attributable to Parent at Dec. 31, 2021	$ 3,801	$ 1	494	(674)	(262)	4,242
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	(143)					(143)
Other Comprehensive Income (Loss), Net of Tax	(30)				(30)
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	13		13
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	(4)		(4)
Stockholders' Equity Attributable to Parent at Mar. 31, 2022	$ 3,637	$ 1	$ 503	$ (674)	$ (292)	$ 4,099
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		0.182
Common stock, shares outstanding (shares)	126,087,864	126.088