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Note 2 - Prepaid Expenses and Other Current Assets (Tables)
9 Months Ended
Oct. 01, 2016
Notes Tables  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
   
October 1,
   
January 2,
   
October 3,
 
   
2016
   
2016
   
2015
 
Prepaid rent
  $ 6,986     $ 7,852     $ 8,328  
Short-term investment
    -       1,458       1,512  
Other
    6,766       7,002       6,811  
Total
  $ 13,752     $ 16,312     $ 16,651