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 (Loss) Income	Noncontrolling Interests
BALANCE at Dec. 31, 2019	$ 1,078
Increase (Decrease) in Temporary Equity
Noncontrolling interests issued	22
Distributions to redeemable noncontrolling interests	(419)
Redemption of redeemable subsidiary preferred equity, net of fees	(547)
Net income	56
BALANCE at Dec. 31, 2020	190
BALANCE (in shares) at Dec. 31, 2019				66,830,110	24,727,682
BALANCE at Dec. 31, 2019	1,694			$ 1	$ 0	$ 1,011	$ 492	$ (2)	$ 192
Increase (Decrease) in Stockholders' Equity
Dividends declared and paid on Class A and Class B Common Stock	(64)						(64)
Repurchase of Class A Common Stock (in shares)				(19,418,934)
Repurchases of Class A Common Stock	(343)					(343)
Class A Common Stock issued pursuant to employee benefit plans (in shares)				1,841,495
Class A Common Stock issued pursuant to employee benefit plans	53					53
Distributions to noncontrolling interests, net	(32)								(32)
Other comprehensive income (loss)	(8)							(8)
Net income (loss)	(2,485)						(2,414)		(71)
BALANCE (in shares) at Dec. 31, 2020				49,252,671	24,727,682
BALANCE at Dec. 31, 2020	(1,185)			$ 1	$ 0	721	(1,986)	(10)	89
Increase (Decrease) in Temporary Equity
Distributions to noncontrolling interests, net	(11)
Net income	18
BALANCE at Dec. 31, 2021	197
Increase (Decrease) in Stockholders' Equity
Dividends declared and paid on Class A and Class B Common Stock	(60)						(60)
Class B Common Stock converted into Class A Common Stock (in shares)				952,626	(952,626)
Repurchase of Class A Common Stock (in shares)				(2,438,585)
Repurchases of Class A Common Stock	(61)					(61)
Class A Common Stock issued pursuant to employee benefit plans (in shares)				1,547,591
Class A Common Stock issued pursuant to employee benefit plans	31					31
Distributions to noncontrolling interests, net	(95)								(95)
Other comprehensive income (loss)	8							8
Net income (loss)	(344)						(414)		70
BALANCE (in shares) at Dec. 31, 2021		49,314,303	23,775,056	49,314,303	23,775,056
BALANCE at Dec. 31, 2021	(1,706)			$ 1	$ 0	691	(2,460)	(2)	64
Increase (Decrease) in Temporary Equity
Distributions to noncontrolling interests, net	(7)
Deconsolidation of subsidiary	(16)
Net income	20
BALANCE at Dec. 31, 2022	194
Increase (Decrease) in Stockholders' Equity
Dividends declared and paid on Class A and Class B Common Stock	(70)						(70)
Repurchase of Class A Common Stock (in shares)				(4,850,398)
Repurchases of Class A Common Stock	(120)					(120)
Class A Common Stock issued pursuant to employee benefit plans (in shares)				1,383,974
Class A Common Stock issued pursuant to employee benefit plans	53					53
Distributions to noncontrolling interests, net	(12)								(12)
Other comprehensive income (loss)	6							6
Noncontrolling Interest, Decrease from Deconsolidation	(151)							(3)	(148)
Net income (loss)	2,681						2,652		29
BALANCE (in shares) at Dec. 31, 2022		45,847,879	23,775,056	45,847,879	23,775,056
BALANCE at Dec. 31, 2022	$ 681			$ 1	$ 0	$ 624	$ 122	$ 1	$ (67)