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Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Cash flows from operating activities:    
Net loss $ (31,638) $ (24,737)
Adjustments to reconcile net loss to cash used in operating activities:    
Depreciation and amortization 1,735 1,475
Stock-based compensation expense 13,072 10,108
Non-cash lease adjustment (159) (127)
Provision for credit losses 195 300
Inventory write-down 274 330
Loss on foreign currency transactions 297 0
Changes in operating assets and liabilities:    
Accounts receivable, net (13,317) 3,929
Inventory (7,027) (6,282)
Prepaid expenses and other current assets 1,167 576
Other assets (431) (395)
Accounts payable 1,536 3,754
Accrued compensation (4,688) (6,561)
Accrued interest expense 49 25
Deferred revenue 628 235
Other liabilities 180 390
Net cash used in operating activities (38,127) (16,980)
Cash flows from investing activities:    
Purchases of property and equipment (2,914) (1,836)
Net cash used in investing activities (2,914) (1,836)
Cash flows from financing activities:    
Proceeds from issuance of common stock from the exercise of stock options 222 1,298
Net cash provided by financing activities 222 1,298
Effect of exchange rates on cash, cash equivalents and restricted cash (42) 0
Net decrease in cash, cash equivalents and restricted cash (40,861) (17,518)
Beginning of the period 289,540 336,763
End of the period 248,679 319,245
Reconciliation of cash, cash equivalents and restricted cash to balance sheets:    
Cash and cash equivalents 245,641 316,207
Restricted cash 3,038 3,038
Cash, cash equivalents and restricted cash in balance sheets 248,679 319,245
Supplemental cash flow information    
Interest paid 801 885
Non-cash investing and financing activities    
Property and equipment included in accounts payable and accrued expenses $ 1,061 $ 1,388