CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS
Revenue, net	$ 37,063	$ 35,595
Cost of goods sold	10,572	10,708
Gross profit	26,491	24,887
Operating expenses:
Research and development, net of grant income	5,085	7,607
Selling, general and administrative	35,645	33,732
Restructuring	510
Total operating expenses	41,240	41,339
Loss from operations	(14,749)	(16,452)
Other income (expense):
Interest expense, net	(2,612)	(1,399)
Gain (loss) on foreign currency transactions	9,321	(4,225)
Loss on abandoned patents	(559)	(334)
Total other income (expense), net	6,150	(5,958)
Loss before benefit from income taxes	(8,599)	(22,410)
Benefit from income taxes	401	1,691
Net loss	$ (8,198)	$ (20,719)
Basic net loss per common share (in dollars per share)	$ (0.13)	$ (0.38)
Diluted net loss per common share (in dollars per share)	$ (0.13)	$ (0.38)
Weighted average number of shares of common stock outstanding, basic (in shares)	62,231,771	54,434,609
Weighted average number of shares of common stock outstanding, diluted (in shares)	62,231,771	54,434,609
Comprehensive loss:
Net loss	$ (8,198)	$ (20,719)
Other comprehensive income (loss):
Foreign currency translation adjustment, net of tax	(7,229)	3,723
Comprehensive loss	$ (15,427)	$ (16,996)