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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Cash flows from operating activities    
Net loss $ (41,036) $ (52,190)
Adjustments to reconcile net income loss to net cash used in operating activities:    
Depreciation and amortization expense 1,771 1,841
Amortization of premiums and discounts on marketable securities (182) (1,315)
Stock-based compensation 4,386 5,553
Operating Lease, Noncash Expense 399 617
Changes in operating assets and liabilities:    
Accounts receivable (6,233) 3,148
Inventory (9,426) (27)
Prepaid expenses and other current assets 3,535 75
Other non current assets 66 201
Accounts payable 1,252 4,179
Accrued expenses and other current liabilities (1,163) (5,891)
Lease liabilities 5 41
Deferred revenue (264) (1,875)
Net cash used in operating activities (46,890) (45,643)
Cash flows from investing activities    
Purchases of marketable securities (7,915) (50,497)
Proceeds from sale and maturities of marketable securities 18,346 76,750
Purchases of property, equipment and software (529) (1,459)
Net cash provided by investing activities 9,902 24,794
Cash flows from financing activities    
Taxes paid related to net share settlement of equity awards (282) (2,391)
Net cash (used in) provided by financing activities (282) 248
Net change in cash and cash equivalents (37,270) (20,601)
Cash and cash equivalents at beginning of period 182,840 100,956
Cash and cash equivalents at end of period 145,570 80,355
Supplemental Cash Flow Information    
Property, equipment and software included in accounts payable or accruals 353 242
ProceedsfromStockOptionsExercisedAndESPPPurchases $ 0 $ 2,639