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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Cash flows from operating activities:    
Net loss $ (3,448) $ (4,789)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 541 491
Amortization of operating lease right-of-use assets 121 162
Stock-based compensation expense 620 796
Impairment of operating lease right-of-use assets   238
Changes in operating assets and liabilities:    
Accounts receivable 849 579
Inventories (1,449) (254)
Prepaid expenses and other assets 482 415
Accounts payable 2,490 (41)
Deferred revenue (2,760)  
Accrued income taxes payable 1 (27)
Accrued expenses and other liabilities (153) (648)
Operating lease liabilities (129) (202)
Net cash used in operating activities (2,835) (3,280)
Cash flows from investing activities:    
Capital expenditures (882) (301)
Net cash used in investing activities (882) (301)
Cash flows from financing activities:    
Taxes paid related to net share settlement of restricted stock units (350) (169)
Net cash used in financing activities (350) (169)
Effect of exchange rates on cash, cash equivalents, and restricted cash (17) 486
Net decrease in cash, cash equivalents, and restricted cash (4,084) (3,264)
Cash, cash equivalents, and restricted cash at beginning of period 128,909 135,946
Cash, cash equivalents, and restricted cash at end of period 124,825 132,682
Supplemental disclosures of cash flow information:    
Taxes paid 9 62
Non-cash investing and financing activities:    
Conversion of convertible promissory note to privately-held investment   $ 150
Property and equipment included in accounts payable and accruals $ 411