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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2013
Commitments And Contingencies Disclosure [Abstract]  
Future Minimum Rental Payments Required Under Non-Cancelable Leases

Future minimum rental payments required under non-cancelable leases are as follows:

 

Year

   Amount  

2014

   3,858   

2015

     3,374   

2016

     2,640   

2017

     2,159   

2018

     643   

Thereafter

     474   
  

 

 

 

Total

   13,148