Note 15 - Income Taxes (Details) - Deferred Tax Assets and Liabilities (USD $) In Thousands, unless otherwise specified	Dec. 28, 2013	Dec. 29, 2012
Deferred Tax Assets and Liabilities [Abstract]
Allowance for doubtful accounts	$ 391	$ 483
Acquisition amortization, net	1,642	2,214
Reserves and accruals	1,556	432
Other	338	179
Total deferred tax assets	3,927	3,308
Prepaid expense deferral	(367)	(436)
Bonus depreciation to be reversed	(118)	(129)
Canada deferred tax liability, net	(132)	(73)
Total deferred tax liabilities	(617)	(638)
Total deferred tax assets, net	$ 3,310	$ 2,670