Note 10 (Details Textual)	3 Months Ended
	Dec. 29, 2018 USD ($)	Dec. 30, 2017 USD ($)
Number of Reportable Segments	3
Amortization of Intangible Assets, Total	$ 855,000	$ 819,000
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year	3,300,000
Finite-Lived Intangible Assets, Amortization Expense, Year Two	3,000,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three	2,400,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four	2,300,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five	$ 2,300,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years 255 days
Minimum [Member]
Finite-Lived Intangible Asset, Useful Life	2 years
Maximum [Member]
Finite-Lived Intangible Asset, Useful Life	20 years