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Inventory (Tables)
 6 Months Ended
Jun. 27, 2014
Inventory [Abstract]  
Inventory
Inventory consisted of the following (in thousands):

 
 
June 27, 2014
  
December 27, 2013
 
Finished goods
 
$
19,212
  
$
21,573
 
Work in progress
  
3,219
   
3,570
 
Raw materials and supplies
  
8,489
   
11,583
 
 
 
$
30,920
  
$
36,726