CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Cash flows from operating activities
Net loss	$ (55,570)	$ (70,175)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	8,332	7,946
Provision for credit losses	559	730
Stock-based compensation	6,814	7,776
Loss on reserves	0	639
Impairment of assets	16,820	15,170
Realized loss on marketable securities	258	359
Amortization of premium and discount of marketable securities, net	(92)	(172)
Change in fair value of derivative	15	(237)
Change in fair value of common stock warrants liability	(4,048)	2,913
Change in fair value of earnout liability	(2,462)	2,401
Deferred tax provision	211	375
Other non-cash expenses	615	408
Changes in operating assets and liabilities:
Accounts receivable net and other receivables	3,155	(4,256)
Inventory	231	(78)
Prepaid expenses and other current assets	131	962
Other long-term assets	160	(4,873)
Accounts payable	(127)	(124)
Accrued expenses	1,267	(3,082)
Operating lease liability	(242)	(298)
Other liabilities, current	134	(1,507)
Other liabilities, long-term	(33)	0
Net cash used in operating activities	(23,872)	(45,123)
Cash flows from investing activities
Purchases of property, plant, and equipment	(21,098)	(5,117)
Proceeds from land held for sale	2,117	0
Purchases of marketable securities	(846,217)	(1,518,398)
Sales of marketable securities	861,347	1,456,532
Maturities of marketable securities	11,730	86,441
Net cash provided by investing activities	7,879	19,458
Cash flows from financing activities
Payment of notes payable	(6,272)	(4,793)
Proceeds from Canadian Government Research and Development Program	0	8,097
Proceeds from exercise of stock options	253	245
Net cash (used in) provided by financing activities	(6,019)	3,549
Effects of foreign exchange rate changes on the balance of cash and cash equivalents held in foreign currencies	(234)	3,010
Net decrease in cash and cash equivalents	(22,246)	(19,106)
Cash and cash equivalents beginning of the period	56,307	75,502
Cash and cash equivalents end of the period	34,061	56,396
Supplemental disclosure of cash flow information
Purchases of fixed assets included in accounts payable and accrued expenses	5,308	66
Cash paid during the period:
Income taxes payment	26	23
Interest payment	$ 171	$ 1,708