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Note 2 - Prepaid Expenses and Other Assets (Tables)
3 Months Ended
Apr. 02, 2016
Notes Tables  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
 
 
April 2,
 
 
January 2,
 
 
April 4,
 
 
 
2016
 
 
2016
 
 
2015
 
Prepaid rent
  $ 7,833     $ 7,852     $ 8,283  
Short-term investment
    12       1,458       984  
Other
    7,225       7,002       4,624  
Total   $ 15,070     $ 16,312     $ 13,891