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Acquisitions and Divestitures - Schedule of Estimated Contingent Consideration (Details) - USD ($) $ in Thousands | 12 Months Ended
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Sep. 28, 2025 | Sep. 29, 2024 | Oct. 01, 2023
All acquisitions |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Maximum potential payout at end of period | $ 120,182 | $ 102,006 | $ 113,820
Contingent consideration |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Beginning balance | 48,746 | 73,422 | 65,566
Estimated earn-out liabilities for acquisitions | 43,493 | 23,038 | 12,248
Payments of contingent consideration | (26,225) | (54,050) | (21,328)
Adjustments to fair value reported in earnings | (12,228) | 2,541 | 12,255
Interest accretion expense | 2,661 | 2,639 | 2,480
Effect of foreign currency exchange rate changes | 514 | 1,156 | 2,201
Ending balance | $ 56,961 | $ 48,746 | $ 73,422

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