Accumulated Other Comprehensive Income (Loss) (Changes in AOCI by Component) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 03, 2026	Dec. 28, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period	$ 1,992,555
Other comprehensive income (loss), net of tax	5,923	$ (39,183)
End of period	2,065,800	1,786,534
Accumulated foreign currency translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period	(74,614)
OCI before reclassifications	4,656
Amounts reclassified from AOCIL	0
Other comprehensive income (loss), net of tax	4,656
End of period	(69,958)
Accumulated retirement liability
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period	(83,312)
OCI before reclassifications	(120)
Amounts reclassified from AOCIL	1,706
Other comprehensive income (loss), net of tax	1,586
End of period	(81,726)
Accumulated gain (loss) on derivatives
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period	207
OCI before reclassifications	(333)
Amounts reclassified from AOCIL	14
Other comprehensive income (loss), net of tax	(319)
End of period	(112)
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period	(157,719)	(202,812)
OCI before reclassifications	4,203
Amounts reclassified from AOCIL	1,720
Other comprehensive income (loss), net of tax	5,923	(39,183)
End of period	$ (151,796)	$ (241,995)