Stockholders' Equity - Schedule of Stockholders' Equity (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of period	$ 1,139,558,000	$ 2,263,934,000
Non-cash stock compensation	2,762,000	1,576,000
Conversion of Class B shares to Class A shares		0
Purchase of treasury stock at cost	(112,874,000)	(145,806,000)
Exercise of stock options and vesting of restricted stock, net of shares withheld to satisfy tax withholding	10,722,000	(1,222,000)
Net loss	(44,680,000)	(164,943,000)
Foreign currency translation adjustment, net of tax of $0	49,575,000	(59,761,000)
Minimum pension liability adjustment, net of tax of $0	14,000	(168,000)
Balance, end of period	1,044,888,000	1,893,489,000
Foreign currency translation adjustment, tax	0	0
Pension adjustment, tax	0	0
Revision of Prior Period, Accounting Standards Update, Adjustment
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of period		(101,000)
Additional paid-in capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of period	2,388,783,000	3,760,029,000
Non-cash stock compensation	2,762,000	1,576,000
Exercise of stock options and vesting of restricted stock, net of shares withheld to satisfy tax withholding	10,716,000	(1,223,000)
Equitable adjustments to stock-based awards	(189,000)
Balance, end of period	2,402,072,000	3,760,362,000
Retained Earnings (Accumulated Deficit)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of period	15,523,000	(176,822,000)
Net loss	(44,211,000)	(164,928,000)
Balance, end of period	(28,688,000)	(341,851,000)
Retained Earnings (Accumulated Deficit) | Revision of Prior Period, Accounting Standards Update, Adjustment
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of period		(101,000)
Accumulated other comprehensive (loss) income
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of period	(520,204,000)	(941,986,000)
Foreign currency translation adjustment, net of tax of $0	49,573,000	(59,743,000)
Minimum pension liability adjustment, net of tax of $0	14,000	(168,000)
Balance, end of period	(470,617,000)	(1,001,897,000)
Treasury stock at cost
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of period	$ (744,174,000)	(365,316,000)
Purchase of treasury stock at cost (in shares)	(9,485,000)
Purchase of treasury stock at cost	$ (112,874,000)	(145,806,000)
Balance, end of period	(857,048,000)	(511,122,000)
Non-controlling interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of period	(1,285,000)	(12,882,000)
Net loss	(469,000)	(15,000)
Foreign currency translation adjustment, net of tax of $0	2,000	(18,000)
Balance, end of period	$ (1,752,000)	$ (12,915,000)
Common Class A
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance of shares outstanding, beginning of period (in shares)	180,611,000
Balance of shares outstanding, end of period (in shares)	172,505,000
Common Class A | Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance of shares outstanding, beginning of period (in shares)	180,611,000	115,119,000
Balance, beginning of period	$ 915,000	$ 548,000
Conversion of Class B shares to Class A shares (in shares)		(17,248,000)
Conversion of Class B shares to Class A shares		$ 69,000
Purchase of treasury stock at cost (in shares)	(9,485,000)	(10,401,000)
Exercise of stock options and vesting of restricted stock, net of shares withheld to satisfy tax withholding (in shares)	1,379,000	247,000
Exercise of stock options and vesting of restricted stock, net of shares withheld to satisfy tax withholding	$ 6,000	$ 1,000
Balance of shares outstanding, end of period (in shares)	172,505,000	122,213,000
Balance, end of period	$ 921,000	$ 618,000
Common Class B | Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance of shares outstanding, beginning of period (in shares)		90,792,000
Balance, beginning of period		$ 363,000
Conversion of Class B shares to Class A shares (in shares)		(17,248,000)
Conversion of Class B shares to Class A shares		$ (69,000)
Balance of shares outstanding, end of period (in shares)		73,544,000
Balance, end of period		$ 294,000
Accretion of redeemable noncontrolling interests and equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accretion of redeemable noncontrolling interests and equity		(20,000)
Accretion of redeemable noncontrolling interests and equity | Additional paid-in capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accretion of redeemable noncontrolling interests and equity		$ (20,000)