CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income [Member]
Balance at Dec. 31, 2022	$ 96,368	$ 34	$ 766,899	$ (671,351)	$ 786
Balance, shares at Dec. 31, 2022		34,082,934
Net Income (Loss)	(21,164)			(21,164)
Other comprehensive gain (loss)	57				57
Employee stock purchase plan	248		248
Employee stock purchase plan, shares		63,721
Vesting of stock units	(169)		(169)
Vesting of stock units, shares		155,271
Stock-based compensation	3,050		3,050
Balance at Mar. 31, 2023	78,390	$ 34	770,028	(692,515)	843
Balance, shares at Mar. 31, 2023		34,301,926
Balance at Dec. 31, 2023	$ 266,323	$ 49	1,007,556	(742,146)	864
Balance, shares at Dec. 31, 2023	49,043,074	49,043,074
Net Income (Loss)	$ (29,284)			(29,284)
Other comprehensive gain (loss)	(28)				(28)
Issuance of stock, net of issue costs	18		18
Cashless exercise of warrants, shares		25,666
Employee stock purchase plan	268		268
Employee stock purchase plan, shares		25,015
Exercise of stock options	4,294	$ 1	4,293
Exercise of stock options, shares		444,184
Vesting of stock units	(4,356)		(4,356)
Vesting of stock units, shares		347,762
Stock-based compensation	12,699		12,699
Balance at Mar. 31, 2024	$ 249,934	$ 50	$ 1,020,478	$ (771,430)	$ 836
Balance, shares at Mar. 31, 2024	49,885,701	49,885,701