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Inventories
12 Months Ended
Dec. 30, 2011
Inventories [Abstract]  
INVENTORIES

4. INVENTORIES

 Inventories are comprised of the following (in thousands):
       
  At
   December 30,  December 31,
   2011  2010
 Raw materials$ 49,773 $ 45,974
 Work-in-process  36,603   34,659
 Finished goods  23,537   20,807
 Total$ 109,913 $ 101,440