v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Cash flows from operating activities      
Net loss $ (17,650) $ (26,441)  
Adjustments to reconcile net loss to net cash used in operating activities:      
Depreciation and amortization 1,185 2,714  
Provision for credit losses 4,620 0  
Stock-based compensation 1,048 2,289  
Impairment of assets 0 16,610  
Realized (gain) loss on marketable securities (88) 61  
Amortization of premium and discount of marketable securities, net (19) (38)  
Change in fair value of derivative 0 38  
Change in fair value of common stock warrants liability (78) (2,778)  
Change in fair value of earnout liability 0 (2,462)  
Change in fair value of convertible notes 1,890 0  
Deferred tax provision 0 58  
Other non-cash expenses 51 88  
Changes in operating assets and liabilities:      
Accounts receivable net and other receivables 3,580 (521)  
Inventory 2 0  
Prepaid expenses and other current assets 1,322 300  
Other long-term assets (965) 60  
Accounts payable 460 130  
Accrued expenses (193) 1,409  
Operating lease liabilities (74) (79)  
Other liabilities, current 54 134  
Other liabilities, long-term (12) (11)  
Net cash used in operating activities (4,867) (8,439)  
Cash flows from investing activities      
Purchases of property, plant, and equipment (6,969) (6,994)  
Proceeds from sale of property, plant, and equipment 36 0  
Purchases of marketable securities (128,153) (280,000)  
Sales of marketable securities 132,792 282,405  
Maturities of marketable securities 2,538 5,129  
Net cash (used in) provided by investing activities 244 540  
Cash flows from financing activities      
Payment of notes payable short-term 0 (4,542)  
Payment of convertible notes (8,640) 0  
Net cash used in financing activities (8,640) (4,542)  
Effects of foreign exchange rate changes on the balance of cash and cash equivalents held in foreign currencies (469) (31)  
Net decrease in cash and cash equivalents (13,732) (12,472)  
Cash and cash equivalents beginning of the period 32,923 56,307 $ 56,307
Cash and cash equivalents end of the period 19,191 43,835 $ 32,923
Supplemental disclosure of cash flow information      
Purchases of fixed assets included in accounts payable and accrued expenses 1,021 4,166  
Purchases of property, plant, and equipment included in notes payable 3,207 0  
Amount of shares issued for convertible notes 1,241 0  
Cash paid during the period:      
Interest payment $ 0 $ 50