Note 5 - Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands	Apr. 02, 2016	Oct. 03, 2015
Customer Relationships [Member]
Gross Amount	$ 6,500	$ 6,500
Accumulated Amortization	(532)	(369)
Net Book Value	5,968	6,131
Technology-Based Intangible Assets [Member]
Gross Amount	1,800	1,800
Accumulated Amortization	(147)	(102)
Net Book Value	1,653	1,698
Noncompete Agreements [Member]
Gross Amount	3,577	3,577
Accumulated Amortization	(1,557)	(1,186)
Net Book Value	2,020	2,391
Gross Amount	11,877	11,877
Accumulated Amortization	(2,236)	(1,657)
Net Book Value	$ 9,641	$ 10,220