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Leases (Tables)
12 Months Ended
Dec. 31, 2014
Leases [Abstract]  
Summary of Future Minimum Rental Payments Under Operating Leases

Future minimum rental payments required under operating leases having initial or remaining non-cancelable lease terms in excess of one year at December 31, 2014 are as follows:

 

Year ending December 31,

 

 

 

 

2015

 

$

14,554

 

2016

 

 

8,838

 

2017

 

 

3,431

 

2018

 

 

2,638

 

2019

 

 

1,834

 

Thereafter

 

 

3,587

 

Total

 

$

34,882