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INVENTORY (Tables)
3 Months Ended
Mar. 31, 2013
INVENTORY [Abstract]  
Carrying Values of Inventories
The carrying values of inventories are as follows (in thousands):

   
March 31,
2013
  
December 31,
2012
 
        
Finished goods
 $95,664  $97,679 
Work in process
  7,251   7,470 
Inventory reserve
  (3,196)  (3,727)
Inventories
 $99,719  $101,422