Employee Benefit Plans (Defined Contribution Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 29, 2025	Mar. 30, 2024	Mar. 29, 2025	Mar. 30, 2024
U.S. Plans
Defined Contribution Plan Disclosure
Total expense for defined contribution plans	$ 12,427	$ 13,310	$ 24,307	$ 25,362
Non-U.S. Plans
Defined Contribution Plan Disclosure
Total expense for defined contribution plans	2,591	2,653	5,144	4,951
Defined Contribution Pension Plans
Defined Contribution Plan Disclosure
Total expense for defined contribution plans	$ 15,018	$ 15,963	$ 29,451	$ 30,313