Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common stock	Additional paid-in capital	Accumulated other comprehensive income (loss)	Accumulated deficit	Total
Beginning Balance at Dec. 31, 2020	$ 32	$ 451,433	$ 2,434	$ (247,774)	$ 206,125
Beginning balance (in shares) at Dec. 31, 2020	31,796,544
Increase (Decrease) in Stockholders' Equity
Exercised warrants (in shares)	7,347
Exercised stock options	$ 1	6,606			6,607
Exercised stock options (in shares)	455,476
Restricted units converted (in shares)	175,526
ESPP stock purchase		1,065			1,065
ESPP stock purchase (in shares)	29,037
Issuance of common stock (in shares)	3,060
Sale of common stock in underwritten public offering, net	$ 4	269,714			269,718
Sale of common stock in underwritten public offering, net (in shares)	4,107,142
Stock-based compensation expense		11,044			11,044
Cumulative translation adjustment			(1,383)		(1,383)
Net loss				(37,662)	(37,662)
Ending Balance at Sep. 30, 2021	$ 37	739,862	1,051	(285,436)	455,514
Ending Balance (in shares) at Sep. 30, 2021	36,574,132
Beginning Balance at Dec. 31, 2020	$ 32	451,433	2,434	(247,774)	206,125
Beginning balance (in shares) at Dec. 31, 2020	31,796,544
Increase (Decrease) in Stockholders' Equity
Cumulative translation adjustment			(1,993)
Ending Balance at Dec. 31, 2021	$ 37	745,936	441	(305,462)	440,952
Ending Balance (in shares) at Dec. 31, 2021	36,768,035
Beginning Balance at Jun. 30, 2021	$ 37	734,170	1,578	(269,775)	466,010
Beginning balance (in shares) at Jun. 30, 2021	36,454,369
Increase (Decrease) in Stockholders' Equity
Exercised stock options		1,138			1,138
Exercised stock options (in shares)	63,097
Restricted units converted (in shares)	43,902
ESPP stock purchase		546			546
ESPP stock purchase (in shares)	11,812
Issuance of common stock (in shares)	952
Stock-based compensation expense		4,008			4,008
Cumulative translation adjustment			(527)		(527)
Net loss				(15,661)	(15,661)
Ending Balance at Sep. 30, 2021	$ 37	739,862	1,051	(285,436)	455,514
Ending Balance (in shares) at Sep. 30, 2021	36,574,132
Increase (Decrease) in Stockholders' Equity
Accumulated other comprehensive income					441
Beginning Balance at Dec. 31, 2021	$ 37	745,936	441	(305,462)	440,952
Beginning balance (in shares) at Dec. 31, 2021	36,768,035
Increase (Decrease) in Stockholders' Equity
Exercised stock options		716			716
Exercised stock options (in shares)	117,986
Restricted units converted (in shares)	144,553
ESPP stock purchase		881			881
ESPP stock purchase (in shares)	57,485
Issuance of common stock (in shares)	5,542
Stock-based compensation expense		11,779			11,779
Cumulative translation adjustment			(3,440)		(3,440)
Net loss				(78,119)	(78,119)
Ending Balance at Sep. 30, 2022	$ 37	759,312	(2,999)	(383,581)	372,769
Ending Balance (in shares) at Sep. 30, 2022	37,093,601
Beginning Balance at Jun. 30, 2022	$ 37	756,139	(2,203)	(348,517)	405,456
Beginning balance (in shares) at Jun. 30, 2022	36,974,827
Increase (Decrease) in Stockholders' Equity
Exercised stock options		120			120
Exercised stock options (in shares)	33,450
Restricted units converted (in shares)	45,519
ESPP stock purchase		287			287
ESPP stock purchase (in shares)	37,036
Issuance of common stock (in shares)	2,769
Stock-based compensation expense		2,766			2,766
Cumulative translation adjustment			(796)		(796)
Net loss				(35,064)	(35,064)
Ending Balance at Sep. 30, 2022	$ 37	$ 759,312	$ (2,999)	$ (383,581)	372,769
Ending Balance (in shares) at Sep. 30, 2022	37,093,601
Increase (Decrease) in Stockholders' Equity
Accumulated other comprehensive income					$ (2,999)