v3.25.3
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Operating Activities    
Net income $ 153,431 $ 43,680
Adjustments to reconcile net income to net cash provided by operating activities    
Deferred income taxes (24,680) 0
Depreciation 4,162 4,603
Amortization (accretion) on marketable securities 139 (1,535)
Amortization of operating lease right-of-use assets 627 556
Stock-based compensation expense, net 40,750 35,771
Realized gain on investments (5,549) (4,427)
Other, net 395 725
Changes in operating assets and liabilities    
Accounts receivable, net (24,616) (55,257)
Inventory (5,228) (5,386)
Prepaid taxes (10,103) (646)
Prepaid expenses and other current assets (4,311) (1,979)
Lease liability (413) (617)
Other long-term liabilities 1,718 761
Accounts payable 1,009 1,602
Accrued expenses and other current liabilities 8,318 (2,092)
Accrued rebates 18,958 23,568
Accrued litigation settlement (31,250) 31,250
Net cash provided by operating activities 123,357 70,577
Investing Activities    
Proceeds from disposal of assets 435 0
Purchases of property and equipment (9,812) (3,437)
Purchases of available-for-sale securities (350,078) (314,268)
Maturities of available-for-sale securities 289,875 238,044
Net cash (used in) investing activities (69,580) (79,661)
Financing Activities    
Proceeds from exercise of stock options 6,972 29,972
Net cash (used in) provided by financing activities (6,961) 24,586
Effect of exchange rate changes on cash and cash equivalents 923 136
Net increase in cash and cash equivalents 47,739 15,638
Cash and cash equivalents at beginning of period 344,865 358,328
Cash and cash equivalents at end of period 392,604 373,966
Supplemental Disclosures of Non-Cash Activities    
Unpaid purchases of property and equipment included in accounts payable and accrued expenses 623 8,292
Initial recognition of right-of-use assets 1,794 0
Supplemental Cash Flow Information    
Income taxes paid 13,876 5,150
Restricted Stock Units (RSUs)    
Financing Activities    
Taxes paid related to settlement of restricted stock awards (12,121) (4,181)
Restricted Stock    
Financing Activities    
Taxes paid related to settlement of restricted stock awards $ (1,812) $ (1,205)