CONSOLIDATED STATEMENTS OF EQUITY (DEFICIT) AND REDEEMABLE NONCONTROLLING INTERESTS - USD ($) $ in Millions	Total	Class A Common Stock	Class B Common Stock	Common Stock Class A Common Stock	Common Stock Class B Common Stock	Additional Paid-In Capital	(Accumulated Deficit) Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests
Beginning balance at Dec. 31, 2021	$ 197
Increase (Decrease) in Temporary Equity
Distributions to noncontrolling interests, net	(1)
Deconsolidation of subsidiary	(16)
Net income	4
Ending balance at Mar. 31, 2022	184
Beginning balance (in shares) at Dec. 31, 2021				49,314,303	23,775,056
Beginning balance at Dec. 31, 2021	(1,706)			$ 1	$ 0	$ 691	$ (2,460)	$ (2)	$ 64
Increase (Decrease) in Stockholders' Equity
Dividends declared and paid on Class A and Class B Common Stock	(18)						(18)
Repurchases of Class A Common Stock (in shares)				(2,472,485)
Repurchases of Class A Common Stock	(68)					(68)
Class A Common Stock issued pursuant to employee benefit plans (in shares)				1,092,997
Class A Common Stock issued pursuant to employee benefit plans	34					34
Distributions to noncontrolling interests, net	(3)								(3)
Other comprehensive income (loss)	3							3
Deconsolidation of subsidiary	(151)							(3)	(148)
Net (loss) income	2,612						2,587		25
Ending balance (in shares) at Mar. 31, 2022				47,934,815	23,775,056
Ending balance at Mar. 31, 2022	703			$ 1	$ 0	657	109	(2)	(62)
Beginning balance at Dec. 31, 2022	194
Increase (Decrease) in Temporary Equity
Redemption of redeemable subsidiary preferred equity, net of fees	(190)
Net income	(4)
Ending balance at Mar. 31, 2023	0
Beginning balance (in shares) at Dec. 31, 2022		45,847,879	23,775,056	45,847,879	23,775,056
Beginning balance at Dec. 31, 2022	681			$ 1	$ 0	624	122	1	(67)
Increase (Decrease) in Stockholders' Equity
Dividends declared and paid on Class A and Class B Common Stock	(18)						(18)
Repurchases of Class A Common Stock (in shares)				(3,583,213)
Repurchases of Class A Common Stock	(53)					(53)
Class A Common Stock issued pursuant to employee benefit plans (in shares)				2,095,836
Class A Common Stock issued pursuant to employee benefit plans	31					31
Distributions to noncontrolling interests, net	(4)								(4)
Other comprehensive income (loss)	(3)							(3)
Net (loss) income	197						185		12
Ending balance (in shares) at Mar. 31, 2023		44,360,502	23,775,056	44,360,502	23,775,056
Ending balance at Mar. 31, 2023	$ 831			$ 1	$ 0	$ 602	$ 289	$ (2)	$ (59)