Consolidated Statement of Stockholders' Equity - USD ($) $ in Millions	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	AOCI Attributable to Parent [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2020	$ 2	$ 2,408	$ 530	$ (156)	$ (1,026)	$ 1,758	$ 76	$ 1,834
Net income (loss)			197			197	14	211
Other comprehensive income (loss)					41	41	(12)	29
Common stock dividends and dividend equivalents ($0.40 per share)		1
Common stock dividends and dividend equivalents			(59)			(58)		(58)
Common stock share repurchases				(23)		(23)		(23)
Distributions to noncontrolling interests							(15)	(15)
Purchase of noncontrolling interests							(2)	(2)
Sale of noncontrolling interests							(1)	(1)
Redeemable noncontrolling interests adjustment to redemption value			(6)			(6)		(6)
Deconsolidation of non-wholly owned subsidiary							(8)	(8)
Other							1	1
Stock compensation		18				18		18
Stock withheld for employees taxes				(5)		(5)		(5)
Balance at Dec. 31, 2021	2	2,427	662	(184)	(985)	1,922	53	1,975
Net income (loss)			(242)			(242)	15	(227)
Other comprehensive income (loss)					(16)	(16)	(5)	(21)
Common stock dividends and dividend equivalents ($0.40 per share)		1
Common stock dividends and dividend equivalents			(58)			(57)		(57)
Common stock share repurchases				(25)		(25)		(25)
Distributions to noncontrolling interests							(9)	(9)
Purchase of noncontrolling interests							(2)	(2)
Redeemable noncontrolling interests adjustment to redemption value			(41)			(41)		(41)
Stock compensation		17				17		17
Stock withheld for employees taxes				(7)		(7)		(7)
Retirement of treasury shares		(216)
Retirement of treasury shares				216
Balance at Dec. 31, 2022	2	2,229	321		(1,001)	1,551	52	1,603
Net income (loss)			38			38	22	60
Other comprehensive income (loss)					11	11		11
Common stock dividends and dividend equivalents			(58)			(58)		(58)
Distributions to noncontrolling interests							(12)	(12)
Redeemable noncontrolling interests adjustment to redemption value			16			16		16
Stock compensation		26				26		26
Stock withheld for employees taxes				(9)		(9)		(9)
Balance at Dec. 31, 2023	$ 2	$ 2,255	$ 317	$ (9)	$ (990)	$ 1,575	$ 62	$ 1,637