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Retirement Plans
 3 Months Ended
Mar. 31, 2014
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)
 
2014
  
2013
 
 
 
  
 
Service cost
 
$
632
  
$
758
 
Interest cost
  
599
   
604
 
Expected return on plan assets
  
(474
)
  
(365
)
Amortization of prior service cost
  
43
   
43
 
Amortization of actuarial (gain) loss
  
(160
)
  
800
 
 
        
Defined benefit expense
 
$
640
  
$
1,840