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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
CASH FLOWS FROM OPERATING ACTIVITIES    
Net loss $ (13,600) $ (20,199)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Noncash lease expense on operating leases 4,826 3,365
Depreciation and amortization 21,431 19,282
Impairment loss on right-of-use assets 0 59
Stock-based compensation 23,720 20,108
Loss (gain) on disposal of property and equipment 30 (363)
Stock-based consideration to a customer 70 0
Other, net 102 425
Changes in operating assets and liabilities:    
Accounts receivable (3,196) (1,531)
Prepaid expenses and other current assets (2,140) (2,052)
Other assets (9,182) (1,704)
Accounts payable, accrued expenses and other current liabilities 5,964 7
Deferred revenue and other liabilities, non-current (1,006) 298
Operating lease liabilities (4,230) (3,464)
Net cash provided by operating activities 22,789 14,231
CASH FLOWS FROM INVESTING ACTIVITIES    
Purchases of marketable securities (38,694) (34,396)
Maturities of marketable securities 19,727 22,341
Proceeds from disposal of property and equipment 24 154
Purchases of property and equipment (4,356) (4,429)
Capitalized internal-use software costs (7,906) (5,890)
Net cash used in investing activities (31,205) (22,220)
CASH FLOWS FROM FINANCING ACTIVITIES    
Proceeds from issuance of convertible senior notes 201,250 0
Payment for capped calls related to convertible senior notes (17,529) 0
Principal payments on finance leases and lease financing obligations (13,030) (13,898)
Payment of debt issuance costs (6,512) (602)
Proceeds from borrowings under revolving credit facility 0 2,454
Payment of offering costs 0 (20)
Purchase of treasury stock (1,375) (1,185)
Proceeds from exercises of stock options 7,198 4,746
Taxes paid for net share settlement of equity awards (2,550) (1,593)
Proceeds from ESPP 1,071 1,388
Other (271) 0
Net cash provided by (used in) financing activities 168,252 (8,710)
Net increase (decrease) in cash and cash equivalents 159,836 (16,699)
Cash and cash equivalents, at beginning of period 29,182 45,776
Cash and cash equivalents, at end of period 189,018 29,077
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:    
Cash paid for interest 4,141 2,626
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES    
Accrued bonus and other liability awards settled in common stock 4,355 2,014
Amortization of customer warrant 3,132 0
Accruals related to debt issuance costs $ 660 $ 0