Accumulated Other Comprehensive Income (Loss) (Changes in AOCI by Component) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			$ 1,400,144
Other comprehensive income (loss), net of tax	$ (40,049)	$ 7,077	(56,424)	$ 32,953
End of period	1,431,425	1,367,205	1,431,425	1,367,205
Accumulated foreign currency translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			(92,989)
OCI before reclassifications			(68,952)
Amounts reclassified from AOCIL			155
Other comprehensive income (loss), net of tax			(68,797)
End of period	(161,786)		(161,786)
Accumulated retirement liability
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			(153,210)
OCI before reclassifications			3,568
Amounts reclassified from AOCIL			10,498
Other comprehensive income (loss), net of tax			14,066
End of period	(139,144)		(139,144)
Accumulated gain (loss) on derivatives
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period			(1,361)
OCI before reclassifications			(2,455)
Amounts reclassified from AOCIL			762
Other comprehensive income (loss), net of tax			(1,693)
End of period	(3,054)		(3,054)
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning of period	(263,935)	(259,577)	(247,560)	(285,453)
OCI before reclassifications			(67,839)
Amounts reclassified from AOCIL			11,415
Other comprehensive income (loss), net of tax	(40,049)	7,077	(56,424)	32,953
End of period	$ (303,984)	$ (252,500)	$ (303,984)	$ (252,500)