Employee Benefit Plans (Schedule of Defined Contribution Plan Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2020	Sep. 28, 2019	Sep. 29, 2018
U.S. Plans
Defined Contribution Plan Disclosure [Line Items]
Total expense for defined contribution plans	$ 27,698	$ 19,848	$ 16,568
Non-U.S. Plans
Defined Contribution Plan Disclosure [Line Items]
Total expense for defined contribution plans	5,965	5,270	4,821
Pension Plan
Defined Contribution Plan Disclosure [Line Items]
Total expense for defined contribution plans	$ 33,663	$ 25,118	$ 21,389