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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2016
Minimum Commitments Under Non-Cancelable Obligations

Minimum commitments under non-cancelable obligations, primarily for office and rental facilities operating leases at December 31, 2016, consist of the following:

 

2017

   $ 40,291  

2018

     32,892  

2019

     24,947  

2020

     19,247  

2021

     16,285  

2022 and thereafter

     99,608  
  

 

 

 

Total

   $ 233,270