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INTERNALLY DEVELOPED SOFTWARE (Tables)
 12 Months Ended
Dec. 31, 2013
INTERNALLY DEVELOPED SOFTWARE  
Summary of internally developed software

 

 
   Year Ended
December 31,		  
 
   2013   2012  
 
   (in thousands)
  

Amounts capitalized, beginning of year

   $ 62,962   $ 57,540  

Development costs capitalized

     6,061     6,467  

Foreign currency translation

     —     (20 )

Dispositions

     (161 )   (1,025 )
           
​ ​ ​ ​ ​ ​ ​ ​

Amounts capitalized, end of year

     68,862     62,962  

Accumulated amortization, end of year

     (52,661 )   (44,057 )
           
​ ​ ​ ​ ​ ​ ​ ​

Internally developed software, net

   $ 16,201   $ 18,905  
           
​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​