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Acquisitions - Schedule of Estimated Contingent Consideration (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 29, 2024 | Oct. 01, 2023 | Oct. 02, 2022
All acquisitions |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Aggregate maximum of contingent consideration | $ 102,006 | $ 113,820 | $ 120,882
Contingent consideration |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Beginning balance | 73,422 | 65,566 | 59,297
Estimated earn-out liabilities for acquisitions | 23,038 | 12,248 | 31,341
Payments of contingent consideration | (54,050) | (21,328) | (20,433)
Adjustments to fair value reported in earnings | 2,541 | 12,255 | 329
Interest accretion expense | 2,639 | 2,480 | 2,184
Effect of foreign currency exchange rate changes | 1,156 | 2,201 | (7,152)
Ending balance | $ 48,746 | $ 73,422 | $ 65,566

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