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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended
Mar. 29, 2025
Mar. 30, 2024
Operating activities:    
Net income (loss) $ (4,787) $ 103
Adjustments to reconcile net income (loss) to net cash provided by operating activities:    
Stock-based compensation 19,745 16,856
Depreciation and amortization 4,271 4,867
Deferred income taxes (1,459) (2,448)
Net accretion of available-for-sale securities (1,144) (1,406)
Changes in operating assets and liabilities:    
Accounts receivable, net 3,810 25,719
Inventory 1,891 13,203
Prepaid expenses and other assets 2,808 272
Accounts payable 3,486 (15,973)
Accrued liabilities (14,086) (28,056)
Deferred revenue 3,158 2,348
Other long-term liabilities (481) (794)
Net cash provided by operating activities 17,212 14,691
Investing activities    
Purchases of property and equipment (4,310) (3,709)
Purchases of marketable securities (36,856) (35,575)
Maturities of marketable securities 52,154 42,565
Net cash provided by investing activities 10,988 3,281
Financing activities:    
Proceeds from common stock issuances related to employee benefit plans 10,845 10,814
Repurchases of common stock (39,974) (3,738)
Net cash provided by (used in) financing activities (29,129) 7,076
Effect of exchange rate changes on cash and cash equivalents 67 (39)
Net increase (decrease) in cash and cash equivalents (862) 25,009
Cash and cash equivalents at beginning of period 43,162 63,409
Cash and cash equivalents at end of period $ 42,300 $ 88,418