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Note 4 - Inventories (Tables)
9 Months Ended
Sep. 25, 2016
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
 
 
September
2
5
,
 
 
December 31,
 
 
 
2016
 
 
2015
 
Raw Materials
  $ 13,297     $ 11,602  
Work In Process
    1,771       1,560  
Finished Goods
    9,809       10,652  
Total
  $ 24,877     $ 23,814