Property, Plant and Equipment (Schedule of Property, Plant and Equipment) (Details) - USD ($) $ in Thousands	Mar. 28, 2026	Sep. 27, 2025
Property, Plant, and Equipment [Abstract]
Land	$ 33,481	$ 33,872
Buildings and improvements	750,812	737,053
Machinery and equipment	1,037,910	981,157
Computer equipment and software	259,774	253,924
Property, plant and equipment, at cost	2,081,977	2,006,006
Less accumulated depreciation and amortization	(1,021,877)	(986,100)
Property, plant and equipment, net	$ 1,060,100	$ 1,019,906