UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common stock	Additional Paid-in Capital	Treasury Stock	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Total
Beginning balance at Dec. 31, 2020	$ 1	$ 962,159	$ (155,947)	$ 169,901	$ 141	$ 976,255
Beginning balance (in shares) at Dec. 31, 2020	63,766,555		20,220,227
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee plans, net		(7,045)				(7,045)
Issuance of common stock under employee plans, net (in shares)	906,536
Stock-based compensation		89,610				89,610
Net income (loss)				(47,917)		(47,917)
Foreign currency translation adjustments					1	1
Other comprehensive (loss) income, net					1
Ending balance at Mar. 31, 2021	$ 1	1,044,724	$ (155,947)	121,984	142	1,010,904
Ending balance (in shares) at Mar. 31, 2021	64,673,091		20,220,227
Beginning balance at Dec. 31, 2020	$ 1	962,159	$ (155,947)	169,901	141	976,255
Beginning balance (in shares) at Dec. 31, 2020	63,766,555		20,220,227
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)						(95,034)
Foreign currency translation adjustments						(368)
Ending balance at Jun. 30, 2021	$ 1	1,179,005	$ (155,947)	74,867	(227)	1,097,699
Ending balance (in shares) at Jun. 30, 2021	65,674,346		20,220,227
Beginning balance at Mar. 31, 2021	$ 1	1,044,724	$ (155,947)	121,984	142	1,010,904
Beginning balance (in shares) at Mar. 31, 2021	64,673,091		20,220,227
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee plans, net		(3,268)				(3,268)
Issuance of common stock under employee plans, net (in shares)	1,001,255
Stock-based compensation		137,549				137,549
Net income (loss)				(47,117)		(47,117)
Foreign currency translation adjustments					(369)	(369)
Other comprehensive (loss) income, net					(369)
Ending balance at Jun. 30, 2021	$ 1	1,179,005	$ (155,947)	74,867	(227)	1,097,699
Ending balance (in shares) at Jun. 30, 2021	65,674,346		20,220,227
Beginning balance at Dec. 31, 2021	$ 1	1,095,229	$ (155,947)	109,883	(1,317)	1,047,849
Beginning balance (in shares) at Dec. 31, 2021	70,896,856		20,220,227
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock		(70)				(70)
Issuance of common stock under employee plans, net		(1,388)				(1,388)
Issuance of common stock under employee plans, net (in shares)	99,802
Stock-based compensation		25,088				25,088
Net income (loss)				54,871		54,871
Other comprehensive (loss) income, net					(1,561)	(1,561)
Ending balance at Mar. 31, 2022	$ 1	1,118,859	$ (155,947)	164,754	(2,878)	1,124,789
Ending balance (in shares) at Mar. 31, 2022	70,996,658		20,220,227
Beginning balance at Dec. 31, 2021	$ 1	1,095,229	$ (155,947)	109,883	(1,317)	1,047,849
Beginning balance (in shares) at Dec. 31, 2021	70,896,856		20,220,227
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)						105,833
Foreign currency translation adjustments						(3,238)
Ending balance at Jun. 30, 2022	$ 1	1,139,086	$ (155,947)	215,716	(5,205)	1,193,651
Ending balance (in shares) at Jun. 30, 2022	71,077,699		20,220,227
Beginning balance at Mar. 31, 2022	$ 1	1,118,859	$ (155,947)	164,754	(2,878)	1,124,789
Beginning balance (in shares) at Mar. 31, 2022	70,996,658		20,220,227
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock		(4)				(4)
Issuance of common stock under employee plans, net		(931)				(931)
Issuance of common stock under employee plans, net (in shares)	81,041
Stock-based compensation		21,162				21,162
Net income (loss)				50,962		50,962
Foreign currency translation adjustments						(2,166)
Other comprehensive (loss) income, net					(2,327)	(2,327)
Ending balance at Jun. 30, 2022	$ 1	$ 1,139,086	$ (155,947)	$ 215,716	$ (5,205)	$ 1,193,651
Ending balance (in shares) at Jun. 30, 2022	71,077,699		20,220,227