Note 7 - Intangible Assets (Details Textual) - USD ($)	12 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
Amortization of Intangible Assets	$ 1,056,000	$ 438,000	$ 163,000
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	1,200,000
Finite-Lived Intangible Assets, Amortization Expense, Year Two	1,100,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three	918,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four	705,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five	$ 537,000