Goodwill and Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]  
Summary of Estimated Amortization Expense

The estimated amortization expense for each of the next five years is as follows:

 

2015

$ 441   

2016

  378   

2017

  314   

2018

  251   

2019

  187   

Thereafter

  186   
  

 

 

 
$ 1,757