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Benefit Plans (Tables)
6 Months Ended
Jun. 30, 2014
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 six months ended June 30, 2014 and 2013 were as follows (in thousands):

 

     For the three months
ended June 30,
    For the six months
ended June 30,
 
     2014     2013     2014     2013  

Service cost

   $ 87      $ 118      $ 174      $ 236   

Interest cost

     67        70        134        140   

Expected return on plan assets

     (79     (76     (158     (152

Amortization of net loss

     —          27        —          54   
  

 

 

   

 

 

   

 

 

   

 

 

 

Net periodic benefit cost

   $ 75      $ 139      $ 150      $ 278