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Retirement Plans
 3 Months Ended
Mar. 31, 2016
Retirement Plans [Abstract]  
Retirement Plans
5.Retirement Plans

The Company’s components of annual benefit cost for the defined benefit plans for the periods presented are as follows:

  
Three Months Ended
March 31,
 
(In thousands)
 
2016
  
2015
 
       
Service cost
 
$
503
  
$
662
 
Interest cost
  
420
   
472
 
Expected return on plan assets
  
(297
)
  
(322
)
Amortization of actuarial loss
  
53
   
73
 
         
Total defined benefit expense
 
$
679
  
$
885