Other Income (Expense) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 02, 2021	Dec. 28, 2019
Component of Other Income (Expense), Nonoperating [Line Items]
Other—net	$ 2,026	$ 793
Foreign exchange loss
Component of Other Income (Expense), Nonoperating [Line Items]
Foreign exchange loss	(994)	(1,034)
Gain on deferred compensation investments, net
Component of Other Income (Expense), Nonoperating [Line Items]
Gain on deferred compensation investments, net	2,242	2,232
Other
Component of Other Income (Expense), Nonoperating [Line Items]
Other	$ 778	$ (405)