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Note 5 - Property and Equipment (Tables)
6 Months Ended
Jul. 02, 2016
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   
July 2,
2016
   
January 2,
2016
 
Equipment and furniture
  $ 1,042     $ 2,358  
Computers and systems
    5,790       6,119  
Leasehold improvements
    786       752  
      7,618       9,229  
                 
Less: accumulated depreciation and amortization
    3,007       4,531  
                 
Property and equipment, net
  $ 4,611     $ 4,698