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Note 5 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($)
$ in Thousands
Dec. 29, 2018
Dec. 30, 2017
Property and equipment $ 8,543 $ 8,009
Less: accumulated depreciation and amortization 5,058 4,563
Property and equipment, net 3,485 3,446
Equipment and Furniture [Member]    
Property and equipment 600 938
Computers and Systems [Member]    
Property and equipment 7,200 6,172
Leasehold Improvements [Member]    
Property and equipment $ 743 $ 899