Consolidated Statements of Changes in Stockholders' Equity (Deficit) - USD ($)	Common Class A [Member] Common Stock [Member]	Common Class A [Member] Additional Paid-in Capital [Member]	Common Class A [Member]	Common Class B [Member] Common Stock [Member]	Common Class B [Member] Additional Paid-in Capital [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Loss, Net [Member]	Accumulated Deficit [Member]	Total
Balances at Dec. 31, 2019	$ 16,000	$ 2,752,859,000				$ (4,290,000)	$ (71,927,000)	$ (2,627,085,000)	$ 49,573,000
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	$ 16,000	2,755,178,000				(4,290,000)	(76,465,000)	(2,706,549,000)	(32,110,000)
Ending balance, shares at Mar. 31, 2020	15,798,428
Balances at Dec. 31, 2019	$ 16,000	2,752,859,000				(4,290,000)	(71,927,000)	(2,627,085,000)	49,573,000
Beginning balance, shares at Dec. 31, 2019	15,689,463
Net income (loss)									(144,570,000)
Foreign currency translation adjustment									(4,823,000)
Balances at Jun. 30, 2020	$ 16,000	2,757,552,000				(4,290,000)	(76,750,000)	(2,771,655,000)	(95,127,000)
Ending balance, shares at Jun. 30, 2020	15,799,039
Balances at Mar. 31, 2020	$ 16,000	2,755,178,000				(4,290,000)	(76,465,000)	(2,706,549,000)	(32,110,000)
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	$ 16,000	2,757,552,000				(4,290,000)	(76,750,000)	(2,771,655,000)	(95,127,000)
Ending balance, shares at Jun. 30, 2020	15,799,039
Balances at Dec. 31, 2020	$ 16,000	2,756,889,000				(4,290,000)	(67,947,000)	(3,023,315,000)	(338,647,000)
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	$ (16,000)	(2,758,812,000)				$ 4,290,000		2,754,538,000
Cancellation of Predecessor equity, shares	(15,833,520)
Issuance of common stock, value	$ 200,000	902,486,000	$ 902,686,000
Issuance of common stock, shares	19,995,581
Balances at Feb. 02, 2021	$ 200,000	902,486,000							902,686,000
Ending balance, shares at Feb. 02, 2021	19,995,581
Net income (loss)								(36,630,000)	(36,630,000)
Balances at Mar. 31, 2021	$ 200,000	902,486,000						(36,630,000)	866,056,000
Ending balance, shares at Mar. 31, 2021	19,995,581
Balances at Feb. 02, 2021	$ 200,000	902,486,000							902,686,000
Beginning balance, shares at Feb. 02, 2021	19,995,581
Net income (loss)									(87,629,000)
Balances at Jun. 30, 2021	$ 200,000	902,486,000		$ 1,000	$ 84,000			(87,629,000)	815,142,000
Ending balance, shares at Jun. 30, 2021	19,998,695			76,269
Balances at Mar. 31, 2021	$ 200,000	902,486,000						(36,630,000)	866,056,000
Beginning balance, shares at Mar. 31, 2021	19,995,581
Net income (loss)								(50,999,000)	(50,999,000)
Stock-based compensation expense, net of forfeitures					1,570,000				1,570,000
Shares withheld and retired, value				$ (37,571)	(1,485,000)				(1,485,000)
Issuance of common stock, value				$ 1,000	(1,000)
Issuance of common stock, shares	3,114			113,840
Balances at Jun. 30, 2021	$ 200,000	$ 902,486,000		$ 1,000	$ 84,000			$ (87,629,000)	$ 815,142,000
Ending balance, shares at Jun. 30, 2021	19,998,695			76,269