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Note 6 - Accrued Expenses (Tables)
 12 Months Ended
Jan. 02, 2016
Notes Tables  
Schedule of Accrued Liabilities [Table Text Block]
 
 
2015
 
 
2014
 
                 
Accrued wages, bonuses and related expenses
 
$
8,035
 
   $ 11,858  
Sales tax payable
 
 
6,374
 
     7,694  
Accrued rent and related expenses
 
 
4,307
 
     3,365  
Current income taxes payable
 
 
570
 
     1,141  
Total
 
$
19,286
 
   $ 24,058