CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Treasury Stock, Common	Additional Paid-in Capital	Accumulated Deficit	Other Comprehensive (Loss) Income
BALANCE at beginning of period (in shares) at Dec. 31, 2021		20,028
BALANCE at beginning of period at Dec. 31, 2021	$ 158,240	$ 204	$ (5,017)	$ 429,912	$ (266,760)	$ (99)
Stock issued upon option exercise and vesting of restricted stock units (in shares)		136
Stock issued upon option exercise and vesting of restricted stock units	90	$ 1		89
Stock issued, ESPP (in shares)		80
Stock issued, ESPP	407	$ 1		406
Share based compensation	3,179			3,179
Net loss	(14,466)				(14,466)
Other comprehensive loss	(2,384)					(2,384)
BALANCE at end of period (in shares) at Dec. 31, 2022		20,244
BALANCE at end of period at Dec. 31, 2022	$ 145,066	$ 206	(5,017)	433,586	(281,226)	(2,483)
Stock issued upon option exercise and vesting of restricted stock units (in shares)	420	604
Stock issued upon option exercise and vesting of restricted stock units	$ 3,020	$ 6		3,014
Stock Issued During Period, Value, New Issues	45,445	$ 41		45,404
Stock Issued During Period, Shares, New Issues		4,047
Stock issued, ESPP (in shares)		103
Stock issued, ESPP	540	$ 1		539
Share based compensation	5,430			5,430
Net loss	(9,214)				(9,214)
Other comprehensive loss	1,368					1,368
BALANCE at end of period (in shares) at Dec. 31, 2023		24,998
BALANCE at end of period at Dec. 31, 2023	$ 191,655	$ 254	$ (5,017)	$ 487,973	$ (290,440)	$ (1,115)