Condensed Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Dec. 31, 2020			72,451,521
Beginning balance at Dec. 31, 2020	$ 940,990		$ 72	$ 1,646,574		$ (695,872)		$ (9,784)
Increase (Decrease) in Stockholders' Equity
Issuance of common stock in connection with settlement of restricted stock units, net of withholdings (in shares)			1,404,971
Issuance of common stock in connection with settlement of restricted stock units, net of withholdings	(12,613)		$ 2	(12,615)
Exercise of stock options (in shares)			181,716
Exercise of stock options	3,533			3,533
Stock-based compensation expense	24,947			24,947
Net loss	(45,564)					(45,564)
Foreign currency translation adjustment	(805)							(805)
Ending balance (in shares) at Mar. 31, 2021			74,038,208
Ending balance at Mar. 31, 2021	910,488		$ 74	1,662,439		(741,436)		(10,589)
Beginning balance (in shares) at Dec. 31, 2020			72,451,521
Beginning balance at Dec. 31, 2020	940,990		$ 72	1,646,574		(695,872)		(9,784)
Increase (Decrease) in Stockholders' Equity
Net loss	(67,395)
Foreign currency translation adjustment	2,172
Ending balance (in shares) at Jun. 30, 2021			74,507,853
Ending balance at Jun. 30, 2021	917,419		$ 75	1,688,223		(763,267)		(7,612)
Beginning balance (in shares) at Mar. 31, 2021			74,038,208
Beginning balance at Mar. 31, 2021	910,488		$ 74	1,662,439		(741,436)		(10,589)
Increase (Decrease) in Stockholders' Equity
Issuance of common stock in connection with settlement of restricted stock units, net of withholdings (in shares)			390,976
Issuance of common stock in connection with settlement of restricted stock units, net of withholdings	(1,501)		$ 1	(1,502)
Exercise of stock options (in shares)			28,263
Exercise of stock options	$ 737			737
Issuance of common stock in connection with employee stock purchase plan (in shares)	50,406
Issuance of common stock in connection with employee stock purchase plan	$ 1,773			1,773
Stock-based compensation expense	24,776			24,776
Net loss	(21,831)					(21,831)
Foreign currency translation adjustment	2,977							2,977
Ending balance (in shares) at Jun. 30, 2021			74,507,853
Ending balance at Jun. 30, 2021	$ 917,419		$ 75	1,688,223		(763,267)		(7,612)
Beginning balance (in shares) at Dec. 31, 2021	75,754,663		75,754,663
Beginning balance at Dec. 31, 2021	$ 829,155	$ (81,734)	$ 76	1,735,628	$ (114,551)	(890,638)	$ 32,817	(15,911)
Increase (Decrease) in Stockholders' Equity
Issuance of common stock in connection with settlement of restricted stock units, net of withholdings (in shares)			577,416
Issuance of common stock in connection with settlement of restricted stock units, net of withholdings	(919)		$ 1	(920)
Exercise of stock options (in shares)			284,455
Exercise of stock options	875			875
Stock-based compensation expense	24,424			24,424
Net loss	(125,780)					(125,780)
Foreign currency translation adjustment	7,329							7,329
Ending balance (in shares) at Mar. 31, 2022			76,616,534
Ending balance at Mar. 31, 2022	$ 653,350		$ 77	1,645,456		(983,601)		(8,582)
Increase (Decrease) in Stockholders' Equity
Accounting Standards Update [Extensible Enumeration]	Accounting Standards Update 2020-06
Beginning balance (in shares) at Dec. 31, 2021	75,754,663		75,754,663
Beginning balance at Dec. 31, 2021	$ 829,155	$ (81,734)	$ 76	1,735,628	$ (114,551)	(890,638)	$ 32,817	(15,911)
Increase (Decrease) in Stockholders' Equity
Exercise of stock options (in shares)	286,733
Net loss	$ (188,632)
Foreign currency translation adjustment	$ (345)
Ending balance (in shares) at Jun. 30, 2022	77,219,835		77,219,835
Ending balance at Jun. 30, 2022	$ 605,650		$ 77	1,668,282		(1,046,453)		(16,256)
Beginning balance (in shares) at Mar. 31, 2022			76,616,534
Beginning balance at Mar. 31, 2022	653,350		$ 77	1,645,456		(983,601)		(8,582)
Increase (Decrease) in Stockholders' Equity
Issuance of common stock in connection with settlement of restricted stock units, net of withholdings (in shares)			464,984
Issuance of common stock in connection with settlement of restricted stock units, net of withholdings	(822)			(822)
Exercise of stock options (in shares)			2,278
Exercise of stock options	17			17
Issuance of common stock in connection with employee stock purchase plan (in shares)			136,039
Issuance of common stock in connection with employee stock purchase plan	1,282			1,282
Stock-based compensation expense	22,349			22,349
Net loss	(62,852)					(62,852)
Foreign currency translation adjustment	$ (7,674)							(7,674)
Ending balance (in shares) at Jun. 30, 2022	77,219,835		77,219,835
Ending balance at Jun. 30, 2022	$ 605,650		$ 77	$ 1,668,282		$ (1,046,453)		$ (16,256)