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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2017
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Future Minimum Lease Payments

Future minimum lease payments with respect to non-cancelable operating leases at December 31, 2017 are approximately as follows:

 

2018

   $ 4,011  

2019

     3,564  

2020

     3,299  

2021

     2,955  

2022 and thereafter

     21,300  
  

 

 

 

Total

   $ 35,129