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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Cash flows from operating activities:      
Net Income (Loss) $ (43,310) $ 39,217 $ 83,994
Adjustments to reconcile net income (loss) to net cash provided by operating activities:      
Depreciation 11,082 12,139 12,255
Asset impairment and related charges 1,637 12,036 0
Impairment of goodwill 57,521 0 0
Stock-based compensation 31,882 28,073 27,329
Foreign currency remeasurement 847 315 1,453
Deferred income taxes, net 8,476 (16,436) (92,856)
Provision for excess and obsolete inventories 3,270 10,971 7,396
Other 127 569 1,920
Changes in operating assets and liabilities:      
Accounts receivable, net 53,908 (38,241) (32,695)
Inventories (7,103) 8,374 35,403
Prepaid expenses and other assets 3,302 3,199 25,483
Accounts payable (5,965) (3,107) (29,358)
Deferred revenues 10,220 (2,210) (20,823)
Other liabilities (17,928) 7,018 (12,442)
Net cash provided by operating activities 107,966 61,917 7,059
Cash flows from investing activities:      
Purchases of investments 0 0 (6,305)
Proceeds from maturities of investments 0 0 6,305
Purchases of property and equipment (11,080) (9,186) (8,475)
Net cash used in investing activities (11,080) (9,186) (8,475)
Cash flows from financing activities:      
Proceeds from long-term debt 135,000 115,000 0
Repayment of convertible debt 0 (115,500) 0
Payments for debt issuance costs 0 (332) (1,025)
Proceeds from other borrowings 3,835 3,943 3,835
Repayment of long-term debt and other borrowings (142,816) (5,447) (4,865)
Repurchase of common stock (79,027) (30,047) 0
Proceeds from common stock issued to employees 5,983 6,628 6,558
Taxes paid related to net share settlement of equity awards (4,365) (7,514) (9,493)
Net cash used in financing activities (81,390) (33,269) (4,990)
Effect of exchange rate changes on cash and cash equivalents and restricted cash 7,176 (1,942) 1,089
Net increase (decrease) in cash and cash equivalents and restricted cash 22,672 17,520 (5,317)
Cash and cash equivalents and restricted cash, beginning of the year 101,789 84,269 89,586
Cash and cash equivalents and restricted cash, end of the year 124,461 101,789 84,269
Cash and cash equivalents and restricted cash at end of the year      
Cash and cash equivalents 124,105 101,457 84,269
Restricted cash included in other current assets 356 332 0
Total cash, cash equivalents and restricted cash as shown in the consolidated statement of cash flows 124,461 101,789 84,269
Supplemental cash flow disclosure:      
Income tax payments, net 12,760 27,308 18,128
Interest payments, net 4,072 6,283 1,626
Supplemental schedule of non-cash investing activities:      
Capital expenditures incurred but not yet paid $ 247 $ 488 $ 618
Supplemental schedule of non-cash financing activities:      
Shares of common stock issued upon redemption of convertible debt 0 4,578 0