Goodwill and Other Intangible Assets - Summary of Other Intangible Assets (Details) - USD ($) $ in Thousands		Sep. 27, 2025	Sep. 28, 2024
Finite Lived Intangible Assets [Line Items]
Other intangible assets, gross		$ 647,484	$ 626,508
Accumulated amortization		(562,707)	(551,996)
Other intangible assets, net		84,777	74,512
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Other intangible assets, gross	[1]	596,429	577,486
Accumulated amortization		(523,636)	(513,053)
Noncompete Agreements [Member]
Finite Lived Intangible Assets [Line Items]
Other intangible assets, gross	[1]	45,955	41,955
Accumulated amortization		(37,430)	(36,000)
Other Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Other intangible assets, gross		5,100	7,067
Accumulated amortization		$ (1,641)	$ (2,943)

[1] Reflects the impact from acquisitions (See Note 4).