CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit	Total
Balance at Dec. 31, 2021	$ 5	$ 361,669	$ 1,869	$ (266,381)	$ 97,162
Balance (in shares) at Dec. 31, 2021	46,553,511
Stock-based compensation expense		2,692			2,692
Unrealized gain (loss) on marketable securities			(48)		(48)
Foreign currency translation adjustment			(2,384)		(2,384)
Net Income (Loss)				(41,307)	(41,307)
Balance at Dec. 31, 2022	$ 5	364,361	(563)	(307,688)	56,115
Balance (in shares) at Dec. 31, 2022	46,553,511
Issuance of common stock in connection with at-the-market offering, net		7,843			7,843
Issuance of common stock in connection with at-the-market offering, net (in shares)	2,461,903
Common stock issued on exercise of stock options		12			12
Common stock issued on exercise of stock options (in shares)	23,168
Stock-based compensation expense		2,147			2,147
Unrealized gain (loss) on marketable securities			66		66
Foreign currency translation adjustment			(470)		(470)
Net Income (Loss)				(27,029)	(27,029)
Balance at Dec. 31, 2023	$ 5	374,363	(967)	(334,717)	38,684
Balance (in shares) at Dec. 31, 2023	49,038,582
Common stock issued with registered direct offering, net	$ 1	16,404			16,405
Common stock issued with registered direct offering, net (in shares)	13,512,699
Pre-funded warrants issued in connection with registered direct offering, net		5,031			5,031
Issuance of common stock upon exercise of common stock warrants	$ 1	31,990			31,991
Issuance of common stock upon exercise of common stock warrants (in shares)	5,311,198
Common stock issued on exercise of stock options		68			68
Common stock issued on exercise of stock options (in shares)	37,300
Stock-based compensation expense		3,003			3,003
Unrealized gain (loss) on marketable securities			65		65
Foreign currency translation adjustment			(386)		(386)
Net Income (Loss)				(62,293)	(62,293)
Balance at Dec. 31, 2024	$ 7	$ 430,859	$ (1,288)	$ (397,010)	$ 32,568
Balance (in shares) at Dec. 31, 2024	67,899,779