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Benefit Plans (Tables)
9 Months Ended
Sep. 30, 2016
Compensation and Retirement Disclosure [Abstract]  
Components of Net Periodic Benefit Cost

Components of the net periodic benefit cost of the plan for the three and nine months ended September 30, 2016 and 2015 were as follows (in thousands):

 

     For the three months
ended September 30,
     For the nine months
ended September 30,
 
     2016      2015      2016      2015  

Service cost

   $ 102       $ 111       $ 307       $ 334   

Interest cost

     83         76         249         227   

Expected return on plan assets

     (74      (79      (223      (236

Amortization of net loss

     21         22         63         65   
  

 

 

    

 

 

    

 

 

    

 

 

 

Net periodic benefit cost

   $ 132       $ 130       $ 396       $ 390