Income Taxes - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 04, 2020	Jun. 29, 2019	Jul. 04, 2020	Jun. 29, 2019
Income Tax Disclosure [Abstract]
Income tax expense	$ 5,791	$ 4,917	$ 10,215	$ 20,744
Effective Income Tax Rate, Percent	13.90%	16.50%	11.40%	22.40%
Tax Cuts & Jobs Act of 2017, Income tax expense (benefit)			$ (1,900)	$ 7,000
Special Tax Items Expense (Benefit)			1,100
Uncertain Tax Positions [Member]
Income Tax Examination [Line Items]
Other Tax Expense (Benefit)	$ (800)		(800)
Special Tax Items [Member]
Income Tax Examination [Line Items]
Other Tax Expense (Benefit)			(800)
Restructuring Charges [Member]
Income Tax Examination [Line Items]
Other Tax Expense (Benefit)			$ (600)