Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash flows from operating activities
Net loss	$ (26,441)	$ (13,913)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	2,714	2,311
Stock-based compensation	2,289	2,781
Impairment of assets	16,610	0
Realized loss on marketable securities	61	51
Amortization of premium and discount of marketable securities, net	(38)	(5)
Change in fair value of derivative	38	(296)
Change in fair value of common stock warrants liability	(2,778)	(649)
Change in fair value of earnout liability	(2,462)	(1,518)
Deferred tax provision	58	111
Other non-cash expenses	88	151
Changes in operating assets and liabilities:
Accounts receivable net and other receivables	(521)	(1,252)
Inventory	0	(3)
Prepaid expenses and other current assets	300	31
Other long-term assets	60	(2,438)
Accounts payable	130	580
Accrued expenses	1,409	(1,951)
Operating lease liability	(79)	(122)
Other liabilities, current	134	(590)
Other liabilities, long-term	(11)	(14)
Net cash used in operating activities	(8,439)	(16,735)
Cash flows from investing activities
Purchases of property, plant, and equipment	(6,994)	(1,939)
Purchases of marketable securities	(280,000)	(443,475)
Sales of marketable securities	282,405	441,432
Maturities of marketable securities	5,129	13,317
Net cash provided by investing activities	540	9,335
Cash flows from financing activities
Payment of notes payable short-term	(4,542)	(1,532)
Proceeds from Canadian Government Research and Development Program	0	8,097
Proceeds from exercise of stock options	0	83
Net cash (used in) provided by financing activities	(4,542)	6,648
Effects of foreign exchange rate changes on the balance of cash and cash equivalents held in foreign currencies	(31)	1,023
Net (decrease) increase in cash and cash equivalents	(12,472)	271
Cash and cash equivalents beginning of the period	56,307	75,502
Cash and cash equivalents end of the period	43,835	75,773
Supplemental disclosure of cash flow information
Purchases of fixed assets included in accounts payable and accrued expenses	4,166	1,159
Cash paid during the period:
Income taxes payment	0	7
Interest payment	$ 50	$ 646