Note 6 - Acquisitions (Details) - BGA Purchase Consideration (USD $) In Thousands, unless otherwise specified	12 Months Ended				12 Months Ended
	Dec. 29, 2012	Dec. 28, 2013	Dec. 28, 2013 BGA [Member] Restricted Covenants [Member]	Dec. 28, 2013 BGA [Member] Customer Relationships [Member]	Dec. 28, 2013 BGA [Member]
Business Acquisition [Line Items]
Cash	$ 1,292				$ 1,292
Lease in excess of market, net present value					469
Contingent consideration, net present value					930
Total consideration					2,691
Fixed assets					28
Intangible assets			70	180
Deferred tax asset					187
Goodwill	$ 9,545	$ 9,545			$ 2,226