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TRADE RECEIVABLES (Tables)
12 Months Ended
Dec. 31, 2012
TRADE RECEIVABLES  
Schedule of trade receivables

 

 
   
 
 
  Years ended
December 31,
 
(in thousands)
  2012
  2011
 
   

Gross Trade Receivables, short-term

  $ 77,131   $ 68,425  

Allowance for Doubtful Accounts

    (8,211 )   (6,738 )
       

Net Trade Receivables

  $ 68,920   $ 61,687