v3.26.3
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Cash flows from operating activities    
Net loss $ (24,236) $ (34,264)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 307 379
Accretion of debt discount and debt issuance costs 730 714
Stock-based compensation expense 8,750 10,505
Noncash operating lease expense 332 368
Other (45) 29
Changes in operating assets and liabilities:    
Accounts receivable (3,617) 1,014
Inventory 1,292 (1,656)
Prepaid expenses and other current assets (926) (926)
Other noncurrent assets (309) (134)
Accounts payable 1,439 50
Accrued compensation 408 (3,488)
Accrued and other current liabilities 781 (458)
Net cash used in operating activities (15,094) (27,867)
Cash flows from investing activities    
Purchases of property and equipment (147) (380)
Net cash used in investing activities (147) (380)
Cash flows from financing activities    
Proceeds from employee stock purchase plan purchases 476 433
Taxes paid on net share settlement of restricted stock units (17) (55)
Proceeds from exercise of common stock options 222 148
Net cash provided by financing activities 681 526
Net change in cash, cash equivalents, and restricted cash (14,560) (27,721)
Cash, cash equivalents, and restricted cash at beginning of period 92,231 120,357
Cash, cash equivalents, and restrcited cash at end of period 77,671 92,636
Restricted Cash 269 263
Cash and cash equivalents at end of period 77,402 92,373
Supplemental disclosure of cash flow information    
Cash paid for interest 3,151 3,140
Operating lease expense 428 439
Cash paid for operating leases 467 461
Supplemental noncash disclosure of investing and financing activities    
New operating lease assets obtained in exchange for operating lease liabilities 972 0
Acquisition of property and equipment included in accounts payable and accrued liabilities $ 124 $ 0