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Employee Benefit Plans (Tables)
 9 Months Ended
Sep. 30, 2015
Compensation and Retirement Disclosure [Abstract]  
Summary of Discretionary Contributions

A summary of the Company made discretionary contributions is as follows:

 

Three Months Ended September 30,      Nine Months Ended September 30,  
2015      2014      2015      2014  
$ 168       $ 113       $ 665       $ 506