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Inventories
9 Months Ended
Oct. 02, 2011
Inventories [Abstract] 
Inventories
NOTE 5: Inventories
Inventories consisted of the following (in thousands):
                 
    October 2,     December 31,  
    2011     2010  
Raw materials
  $ 18,902     $ 14,791  
Work-in-process
    3,212       2,051  
Finished goods
    6,481       5,875  
 
           
 
  $ 28,595     $ 22,717