CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit
Beginning balance at Dec. 31, 2020	$ 113,905	$ 26	$ 430,781	$ 41	$ (316,943)
Beginning balance, shares at Dec. 31, 2020		25,722,984
Issuance of common stock upon exercise of options	761		761
Issuance of common stock upon exercise of options, shares		77,892
Issuance of common stock with restricted stock units and awards	47		47
Issuance of common stock with restricted stock units and awards, shares		29,699
Issuance of common stock for services	110		110
Issuance of common stock for services, shares		3,633
Stock-based compensation expense	2,575		2,575
Foreign currency translation adjustment	11			11
Net loss	(10,407)				(10,407)
Ending balance at Mar. 31, 2021	107,002	$ 26	434,274	52	(327,350)
Ending balance, shares at Mar. 31, 2021		25,834,208
Beginning balance at Dec. 31, 2020	113,905	$ 26	430,781	41	(316,943)
Beginning balance, shares at Dec. 31, 2020		25,722,984
Net loss	(27,674)
Ending balance at Jun. 30, 2021	93,226	$ 26	437,758	59	(344,617)
Ending balance, shares at Jun. 30, 2021		25,956,505
Beginning balance at Mar. 31, 2021	107,002	$ 26	434,274	52	(327,350)
Beginning balance, shares at Mar. 31, 2021		25,834,208
Issuance of common stock upon exercise of options	156		156
Issuance of common stock upon exercise of options, shares		14,577
Issuance of common stock with restricted stock units and awards	44		44
Issuance of common stock with restricted stock units and awards, shares		51,617
Issuance of common stock under the Employee Stock Purchase Plan	851		851
Issuance of common stock under the Employee Stock Purchase Plan, shares		55,558
Issuance of common stock for services	13		13
Issuance of common stock for services, shares		545
Stock-based compensation expense	2,420		2,420
Foreign currency translation adjustment	7			7
Net loss	(17,267)				(17,267)
Ending balance at Jun. 30, 2021	93,226	$ 26	437,758	59	(344,617)
Ending balance, shares at Jun. 30, 2021		25,956,505
Beginning balance at Dec. 31, 2021	66,667	$ 26	443,358	26	(376,743)
Beginning balance, shares at Dec. 31, 2021		26,126,253
Issuance of common stock upon exercise of options	12		12
Issuance of common stock upon exercise of options, shares		1,227
Issuance of common stock with restricted stock units and awards	10		10
Issuance of common stock with restricted stock units and awards, shares		60,488
Issuance of common stock for services	76		76
Issuance of common stock for services, shares		3,683
Issuance of common stock to satisfy contingent consideration	5,630	$ 1	5,629
Issuance of common stock to satisfy contingent consideration , shares		368,168
Issuance of common stock warrants	1,157		1,157
Stock-based compensation expense	3,370		3,370
Foreign currency translation adjustment	(55)			(55)
Net loss	(22,938)				(22,938)
Ending balance at Mar. 31, 2022	53,929	$ 27	453,612	(29)	(399,681)
Ending balance, shares at Mar. 31, 2022		26,559,819
Beginning balance at Dec. 31, 2021	66,667	$ 26	443,358	26	(376,743)
Beginning balance, shares at Dec. 31, 2021		26,126,253
Net loss	(65,621)
Ending balance at Jun. 30, 2022	13,739	$ 27	456,290	(214)	(442,364)
Ending balance, shares at Jun. 30, 2022		26,692,883
Beginning balance at Mar. 31, 2022	53,929	$ 27	453,612	(29)	(399,681)
Beginning balance, shares at Mar. 31, 2022		26,559,819
Issuance of common stock upon exercise of options	43		43
Issuance of common stock upon exercise of options, shares		16,380
Issuance of common stock with restricted stock units and awards	2		2
Issuance of common stock with restricted stock units and awards, shares		49,218
Issuance of common stock under the Employee Stock Purchase Plan	135		135
Issuance of common stock under the Employee Stock Purchase Plan, shares		62,973
Issuance of common stock for services	88		88
Issuance of common stock for services, shares		4,493
Stock-based compensation expense	2,410		2,410
Foreign currency translation adjustment	(185)			(185)
Net loss	(42,683)				(42,683)
Ending balance at Jun. 30, 2022	$ 13,739	$ 27	$ 456,290	$ (214)	$ (442,364)
Ending balance, shares at Jun. 30, 2022		26,692,883