Reclassifications Out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 29, 2024	Dec. 31, 2023
Reclassifications out of accumulated other comprehensive income (loss)
Beginning balance	$ 1,830,413	$ 1,403,506
Other comprehensive (loss) income, net of tax	(108,879)	63,093
Ending balance	1,692,019	1,537,687
Accumulated Other Comprehensive (Loss) Income
Reclassifications out of accumulated other comprehensive income (loss)
Beginning balance	(78,875)	(195,295)
Other comprehensive income (loss) before reclassifications	(108,879)	63,093
Other comprehensive (loss) income, net of tax	(108,879)	63,093
Ending balance	(187,754)	(132,202)
Foreign Currency Translation Adjustments
Reclassifications out of accumulated other comprehensive income (loss)
Beginning balance	(82,813)	(197,933)
Other comprehensive income (loss) before reclassifications	(108,846)	63,106
Other comprehensive (loss) income, net of tax	(108,846)	63,106
Ending balance	(191,659)	(134,827)
Net Pension Adjustments
Reclassifications out of accumulated other comprehensive income (loss)
Beginning balance	3,938	2,638
Other comprehensive income (loss) before reclassifications	(33)	(13)
Other comprehensive (loss) income, net of tax	(33)	(13)
Ending balance	$ 3,905	$ 2,625