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Employee Benefit Plans (Tables)
6 Months Ended
Jun. 30, 2014
Compensation And Retirement Disclosure [Abstract]  
Summary of Discretionary Contributions

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

 

Three Months Ended
June 30,
     Six Months Ended
June 30,
 
2014      2013      2014      2013  
$ 108       $ 101       $ 393       $ 263