CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Statement of Comprehensive Income [Abstract]
Revenue	$ 995	$ 1,539
Operating expenses:
Cost of goods sold (exclusive of depreciation and amortization)	2,122	2,533
Research and development	5,941	4,038
Selling, general and administrative	10,741	10,520
Depreciation and amortization	1,534	1,452
Total operating expenses	20,338	18,543
Operating loss	(19,343)	(17,004)
Other income (expense):
Interest expense, net	(3,913)	(2,738)
Debt extinguishment loss		(14,434)
Change in fair value of warrants	3,430	6,041
Change in fair value of derivative liability	9,175	(24,523)
Other income (loss), net	86	(5,863)
Loss before income taxes	(10,565)	(58,521)
Provision for income taxes	(56)	(58)
Net loss	(10,621)	(58,579)
Foreign currency translation adjustment	(777)	993
Comprehensive loss	(11,398)	(57,586)
Net loss	(10,621)	(58,579)
Net loss attributable to common stockholders – basic	(10,621)	(58,579)
Net loss attributable to common stockholders – diluted	$ (18,074)	$ (58,579)
Weighted average of shares outstanding – basic (in shares)	135,327	131,104
Weighted average of shares outstanding – diluted (in shares)	151,622	131,104
Net loss attributable to common stockholders per share – basic (in dollars per share)	$ (0.08)	$ (0.45)
Net loss attributable to common stockholders per share – diluted (in dollars per share)	$ (0.12)	$ (0.45)