Consolidated Statements of Changes in Stockholders' Equity (Deficit) - USD ($)	Total	Treasury Stock [Member]	Accumulated Other Comprehensive Loss, Net [Member]	Accumulated Deficit [Member]	Common Class A [Member]	Common Class A [Member] Common Stock [Member]	Common Class A [Member] Additional Paid-in Capital [Member]	Common Class B [Member] Common Stock [Member]	Common Class B [Member] Additional Paid-in Capital [Member]
Balances at Dec. 31, 2019	$ 49,573,000	$ (4,290,000)	$ (71,927,000)	$ (2,627,085,000)		$ 16,000	$ 2,752,859,000
Beginning balance, shares at Dec. 31, 2019						15,689,463
Net income (loss)	(79,464,000)			(79,464,000)
Foreign currency translation adjustment	(4,538,000)		(4,538,000)
Stock-based compensation expense, net of forfeitures	2,527,000						2,527,000
Transactions under stock plans, value	(208,000)						(208,000)
Transactions under stock plans, shares						108,965
Balances at Mar. 31, 2020	(32,110,000)	(4,290,000)	(76,465,000)	(2,706,549,000)		$ 16,000	2,755,178,000
Ending balance, shares at Mar. 31, 2020						15,798,428
Balances at Dec. 31, 2019	49,573,000	(4,290,000)	(71,927,000)	(2,627,085,000)		$ 16,000	2,752,859,000
Beginning balance, shares at Dec. 31, 2019						15,689,463
Net income (loss)	(301,874,000)
Foreign currency translation adjustment	(607,000)
Balances at Sep. 30, 2020	(249,736,000)	(4,290,000)	(72,534,000)	(2,928,959,000)		$ 16,000	2,756,031,000
Ending balance, shares at Sep. 30, 2020						15,799,318
Balances at Mar. 31, 2020	(32,110,000)	(4,290,000)	(76,465,000)	(2,706,549,000)		$ 16,000	2,755,178,000
Beginning balance, shares at Mar. 31, 2020						15,798,428
Net income (loss)	(65,106,000)			(65,106,000)
Foreign currency translation adjustment	(285,000)		(285,000)
Stock-based compensation expense, net of forfeitures	2,374,000						2,374,000
Transactions under stock plans, shares						611
Balances at Jun. 30, 2020	(95,127,000)	(4,290,000)	(76,750,000)	(2,771,655,000)		$ 16,000	2,757,552,000
Ending balance, shares at Jun. 30, 2020						15,799,039
Net income (loss)	(157,304,000)			(157,304,000)
Foreign currency translation adjustment	4,216,000		4,216,000
Stock-based compensation expense, net of forfeitures	(1,521,000)						(1,521,000)
Transactions under stock plans, shares						279
Balances at Sep. 30, 2020	(249,736,000)	(4,290,000)	(72,534,000)	(2,928,959,000)		$ 16,000	2,756,031,000
Ending balance, shares at Sep. 30, 2020						15,799,318
Balances at Dec. 31, 2020	(338,647,000)	(4,290,000)	(67,947,000)	(3,023,315,000)		$ 16,000	2,756,889,000
Beginning balance, shares at Dec. 31, 2020						15,799,318
Net income (loss)	268,777,000			268,777,000
Foreign currency translation adjustment	67,947,000		$ 67,947,000
Extinguishment of unrecognized compensation expense	988,000						988,000
Stock-based compensation expense, net of forfeitures	935,000						935,000
Restricted stock units vested, shares						48,903
Shares withheld and retired, shares						(14,701)
Cancellation of Predecessor equity, value		$ 4,290,000		2,754,538,000		$ (16)	(2,758,812,000)
Cancellation of Predecessor equity, shares						(15,833,520)
Issuance of common stock, value					$ 902,686,000	$ 200	902,486,000
Issuance of common stock, shares						19,995,581
Balances at Feb. 02, 2021	902,686,000					$ 200	902,486,000
Ending balance, shares at Feb. 02, 2021						19,995,581
Net income (loss)	(132,830,000)
Foreign currency translation adjustment	0
Balances at Sep. 30, 2021	770,497,000			(132,830,000)		$ 200,000	902,486,000	$ 1,000	$ 640,000
Ending balance, shares at Sep. 30, 2021						19,998,695		76,269
Balances at Feb. 03, 2021	902,686,000					$ 200,000	902,486,000
Beginning balance, shares at Feb. 03, 2021						19,995,581
Net income (loss)	(36,630,000)			(36,630,000)
Balances at Mar. 31, 2021	866,056,000			(36,630,000)		$ 200,000	902,486,000
Ending balance, shares at Mar. 31, 2021						19,995,581
Net income (loss)	(50,999)			(50,999)
Stock-based compensation expense, net of forfeitures	1,570,000								1,570,000
Shares withheld and retired, value	(1,485,000)								(1,485,000)
Shares withheld and retired, shares								(37,571)
Issuance of common stock, value								$ 1,000	(1,000)
Issuance of common stock, shares						3,114		113,840
Balances at Jun. 30, 2021	815,142,000			(87,629,000)		$ 200,000	902,486,000	$ 1,000	84,000
Ending balance, shares at Jun. 30, 2021						19,998,695		76,269
Net income (loss)	(45,201,000)			(45,201,000)
Foreign currency translation adjustment	0
Stock-based compensation expense, net of forfeitures	556,000								556,000
Balances at Sep. 30, 2021	$ 770,497,000			$ (132,830,000)		$ 200,000	$ 902,486,000	$ 1,000	$ 640,000
Ending balance, shares at Sep. 30, 2021						19,998,695		76,269