v3.26.1
Fair Value Measures - Schedule of Fair Value, Assets Measured on Recurring Basis (Details) - USD ($)
$ in Thousands
Jun. 27, 2026
Sep. 27, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Strategic investments $ 22,600 $ 20,000
Fair Value, Recurring    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Money market funds 1,086,774 1,193,375
Strategic investments 131,162 60,123
Total assets 1,217,936 1,253,498
Level 1 | Fair Value, Recurring    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Money market funds 1,086,774 1,193,375
Strategic investments 0 0
Total assets 1,086,774 1,193,375
Level 2 | Fair Value, Recurring    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Money market funds 0 0
Strategic investments 43,455 16,789
Total assets 43,455 16,789
Level 3 | Fair Value, Recurring    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Money market funds 0 0
Strategic investments 87,707 43,334
Total assets $ 87,707 $ 43,334