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INVENTORIES
12 Months Ended
Dec. 31, 2011
INVENTORIES [Abstract]  
INVENTORIES
6. 
INVENTORIES

The components of inventories are as follows (dollars in thousands):

   
December 31,
 
   
2011
  
2010
 
Raw materials
 $27,975  $35,157 
Work in progress
  7,025   5,930 
Finished goods
  18,361   15,883 
   $53,361  $56,970