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Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Operating activities    
Net (loss) income $ (77,378) $ 2,665
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:    
Depreciation and amortization 2,415 2,259
Amortization of right-of-use assets 1,660 1,668
Inventory write off 3,976 1,264
Sublease termination loss (Note 5) 0 4,765
Accretion of discounts on marketable securities (3,835) (8,465)
Stock-based compensation expense 27,434 26,532
Bad debt expense 10,970 0
Non-cash interest expense 3,333 574
Loss on debt extinguishment 82,095 0
Changes in operating assets and liabilities:    
Accounts and other receivables, net (26,439) (18,097)
Inventories (9,609) (10,436)
Prepaid expenses and other current assets (5,595) (6,391)
Accounts payable (6,503) (569)
Lease liabilities (2,152) (2,109)
Accrued and other liabilities 3,420 374
Net cash provided by (used in) operating activities 3,792 (5,966)
Investing activities    
Purchases of marketable securities (111,793) (326,121)
Proceeds from maturities and redemption of marketable securities 218,875 301,713
Purchases of property and equipment, net (5,380) (1,528)
Net cash provided by (used in) investing activities 101,702 (25,936)
Financing activities    
Proceeds from issuance of Convertible Notes (Note 7) 39,708 0
Payment for debt issuance costs (Note 7) (4,500) 0
Payments for debt extinguishment (Note 7) (80,938) 0
Proceeds from unwind of capped call options (Note 7) 46,554 0
Payments for repurchase of common stock (Note 11) (100,635) 0
Proceeds from exercise of stock options 6,738 2,054
Proceeds from Employee Stock Purchase Plan 835 904
Payments for taxes related to net share settlement of restricted and performance stock units (11,562) (8,576)
Net cash used in financing activities (103,800) (5,618)
Effect of exchange rate changes on cash and cash equivalents, and restricted cash 1,558 (265)
Net increase (decrease) in cash and cash equivalents, and restricted cash 3,252 (37,785)
Cash and cash equivalents, and restricted cash at beginning of period 96,154 150,556
Cash and cash equivalents, and restricted cash at end of period 99,406 112,771
Supplemental disclosure of cash flow information    
Cash paid during the period for income taxes 2,150 2,963
Cash paid during the period for interest 2,021 2,819
Non-cash investing and financing activities:    
Purchases of property and equipment, not yet paid $ 1,700 $ 574