Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common stock	Additional paid-in capital	Accumulated other comprehensive income	Accumulated deficit	Total
Balance at Beginning of period at Dec. 31, 2022	$ 19	$ 288,361	$ 150	$ (274,225)	$ 14,305
Balance at Beginning of period (in shares) at Dec. 31, 2022	19,165,027
Vesting of restricted stock units and exercise of stock option		44			44
Vesting of restricted stock units and exercise of stock options (in shares)	88,588
Shares withheld for employee taxes		(279)			(279)
Shares withheld for employee taxes (in shares)	(25,838)
Foreign currency translation adjustment			(30)		(30)
Stock-based compensation expense		1,128			1,128
Net loss				(12,027)	(12,027)
Balance at Ending period at Mar. 31, 2023	$ 19	289,254	120	(286,252)	3,141
Balance at Ending period (in shares) at Mar. 31, 2023	19,227,777
Balance at Beginning of period at Dec. 31, 2023	$ 24	339,655	91	(320,889)	18,881
Balance at Beginning of period (in shares) at Dec. 31, 2023	24,494,675
Vesting of restricted stock units and exercise of stock option	$ 1	219			220
Vesting of restricted stock units and exercise of stock options (in shares)	178,233
Issuance of common stock under the employee stock purchase plan		164			164
Issuance of common stock under the employee stock purchase plan (in shares)	27,969
Shares withheld for employee taxes		(328)			(328)
Shares withheld for employee taxes (in shares)	(46,938)
Foreign currency translation adjustment			6		6
Stock-based compensation expense		1,102			1,102
Net loss				(5,661)	(5,661)
Balance at Ending period at Mar. 31, 2024	$ 25	$ 340,812	$ 97	$ (326,550)	$ 14,384
Balance at Ending period (in shares) at Mar. 31, 2024	24,653,939