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Note 5 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($)
$ in Thousands
Oct. 01, 2016
Jan. 02, 2016
Equipment and Furniture [Member]    
Property and equipment $ 1,042 $ 2,358
Computers and Systems [Member]    
Property and equipment 5,446 6,119
Leasehold Improvements [Member]    
Property and equipment 796 752
Property and equipment 7,284 9,229
Less: accumulated depreciation and amortization 2,968 4,531
Property and equipment, net $ 4,316 $ 4,698