CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid–in Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2022		67,431,000
Beginning balance at Dec. 31, 2022	$ 172,354	$ 106	$ 412,708	$ (55)	$ (240,405)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(34,422)				(34,422)
Foreign currency translation loss	(5)			(5)
Actuarial loss on pension liability adjustment	0
Stock-based compensation	22,874		22,874
Restricted stock unit award vested, net of shares withheld to cover tax withholding (in shares)		2,032,000
Restricted stock unit award vested, net of shares withheld to cover tax withholding	(3,741)	$ 2	(3,743)
Issuance of common stock for 401K match (in shares)		777,000
Issuance of common stock for 401K match	$ 1,943	$ 1	1,942
Ending balance (in shares) at Dec. 31, 2023	70,239,890	70,240,000
Ending balance at Dec. 31, 2023	$ 159,003	$ 109	433,781	(60)	(274,827)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(52,520)				(52,520)
Foreign currency translation loss	(8)			(8)
Actuarial loss on pension liability adjustment	(61)			(61)
Stock-based compensation	19,359		19,359
Restricted stock unit award vested, net of shares withheld to cover tax withholding (in shares)		1,792,000
Restricted stock unit award vested, net of shares withheld to cover tax withholding	$ (457)	$ 2	(459)
Issuance of common stock upon exercise of stock options (in shares)	113,000	113,000
Issuance of common stock upon exercise of stock options	$ 203		203
Issuance of common stock for 401K match (in shares)		370,000
Issuance of common stock for 401K match	$ 1,618	$ 0	1,618
Ending balance (in shares) at Dec. 31, 2024	72,514,652	72,515,000
Ending balance at Dec. 31, 2024	$ 127,137	$ 111	$ 454,502	$ (129)	$ (327,347)