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, 2023		70,240,000
Beginning balance at Dec. 31, 2023	$ 159,003	$ 109	$ 433,781	$ (60)	$ (274,827)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(15,135)				(15,135)
Foreign currency translation loss	(56)			(56)
Actuarial gain (loss) on pension liability adjustment	(30)			(30)
Restricted stock unit awards vested, net of shares withheld to cover tax withholding (in shares)		1,555,000
Restricted stock unit awards vested, net of shares withheld to cover tax withholding	(428)	$ 2	(430)
Stock-based compensation	4,073		4,073
Issuance of common stock upon exercise of stock options (in shares)		58,000
Issuance of common stock upon exercise of stock options	104		104
Issuance of common stock for 401(K) match (in shares)		370,000
Issuance of common stock for 401(k) match	1,618	$ 0	1,618
Ending balance (in shares) at Jun. 30, 2024		72,223,000
Ending balance at Jun. 30, 2024	149,149	$ 111	439,146	(146)	(289,962)
Beginning balance (in shares) at Mar. 31, 2024		71,758,000
Beginning balance at Mar. 31, 2024	154,396	$ 110	436,616	(125)	(282,205)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(7,757)				(7,757)
Foreign currency translation loss	(21)			(21)
Actuarial gain (loss) on pension liability adjustment	0
Restricted stock unit awards vested, net of shares withheld to cover tax withholding (in shares)		407,000
Restricted stock unit awards vested, net of shares withheld to cover tax withholding	1	$ 1
Stock-based compensation	2,426		2,426
Issuance of common stock upon exercise of stock options (in shares)		58,000
Issuance of common stock upon exercise of stock options	104		104
Ending balance (in shares) at Jun. 30, 2024		72,223,000
Ending balance at Jun. 30, 2024	$ 149,149	$ 111	439,146	(146)	(289,962)
Beginning balance (in shares) at Dec. 31, 2024	72,514,652	72,515,000
Beginning balance at Dec. 31, 2024	$ 127,137	$ 111	454,502	(129)	(327,347)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(18,121)				(18,121)
Foreign currency translation loss	75			75
Actuarial gain (loss) on pension liability adjustment	8			8
Restricted stock unit awards vested, net of shares withheld to cover tax withholding (in shares)		687,000
Restricted stock unit awards vested, net of shares withheld to cover tax withholding	(1,062)		(1,062)
Stock-based compensation	12,315		12,315
Repurchases of common stock (in shares)		(1,488,000)
Repurchases of common stock	$ (4,002)	$ (1)	(4,001)
Issuance of common stock upon exercise of stock options (in shares)	0
Issuance of common stock for 401(K) match (in shares)		728,000
Issuance of common stock for 401(k) match	$ 2,063	$ 1	2,062
Ending balance (in shares) at Jun. 30, 2025	72,441,668	72,442,000
Ending balance at Jun. 30, 2025	$ 118,413	$ 111	463,816	(46)	(345,468)
Beginning balance (in shares) at Mar. 31, 2025		73,319,000
Beginning balance at Mar. 31, 2025	126,114	$ 112	461,994	(41)	(335,951)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(9,517)				(9,517)
Foreign currency translation loss	(5)			(5)
Actuarial gain (loss) on pension liability adjustment	0
Restricted stock unit awards vested, net of shares withheld to cover tax withholding (in shares)		611,000
Restricted stock unit awards vested, net of shares withheld to cover tax withholding	(958)		(958)
Stock-based compensation	6,781		6,781
Repurchases of common stock (in shares)		(1,488,000)
Repurchases of common stock	$ (4,002)	$ (1)	(4,001)
Ending balance (in shares) at Jun. 30, 2025	72,441,668	72,442,000
Ending balance at Jun. 30, 2025	$ 118,413	$ 111	$ 463,816	$ (46)	$ (345,468)