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Note 3 - Inventories (Tables)
12 Months Ended
Jan. 02, 2016
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
 
 
201
5
 
 
201
4
 
Raw materials
  $ 33,599     $ 29,756  
Work in process
    16,479       15,164  
Finished goods
    48,551       52,471  
Total
  $ 98,629     $ 97,391