Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Treasury Stock, Common	Noncontrolling Interest [Member]	Treasury Stock [Member]
Beginning balance at Dec. 31, 2021	$ 1,098	$ 0	$ 0	$ 257	$ 58	$ 726		$ 60	$ (3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income (loss)	(247)
Stock-based compensation	10			10
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	(3)					(5)		0	1
Ending balance at Jun. 30, 2022	846	0	0	267	(196)	728	$ (16)	62	(16)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method	(14)								(14)
Total comprehensive income (loss)	(246)				(254)	7		0
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(254)
Noncontrolling Interest, Change in Redemption Value	0
Proceeds from Noncontrolling Interests	2							2
Beginning balance at Mar. 31, 2022	974	0	0	262	(70)	723	(2)	60
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income (loss)	(121)				(126)	5		0
Stock-based compensation	5			5
Ending balance at Jun. 30, 2022	846	0	0	267	(196)	728	(16)	62	(16)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method	(14)								(14)
Total comprehensive income (loss)	(121)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(126)
Noncontrolling Interest, Change in Redemption Value	0
Proceeds from Noncontrolling Interests	2							2
Beginning balance at Dec. 31, 2022	1,305	0	0	274	(253)	1,245		53	(15)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income (loss)	(3)
Stock-based compensation	8			8
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	(5)					(8)		0	3
Ending balance at Jun. 30, 2023	1,303	0	0	283	(209)	1,191	(15)	53	(15)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method	(3)								(3)
Total comprehensive income (loss)	(2)				44	(47)		0
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	44
Noncontrolling Interest, Change in Redemption Value	0
Beginning balance at Mar. 31, 2023	1,307	0	0	278	(217)	1,206	(14)	53
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income (loss)	(6)
Stock-based compensation	5			5
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	0	0	0	0	0	(2)	2	0
Ending balance at Jun. 30, 2023	1,303	$ 0	$ 0	$ 283	(209)	1,191	$ (15)	53	(15)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method	(3)								$ (3)
Total comprehensive income (loss)	(5)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	8				$ 8	$ (13)		$ 0
Noncontrolling Interest, Change in Redemption Value	$ 0