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Postretirement Benefits (Tables)
3 Months Ended
Mar. 31, 2014
Postretirement Benefits  
Components of net periodic benefit costs

 

 

 

Three Months Ended

 

 

 

March 31,

 

(In thousands)

 

2014

 

2013

 

Service cost

 

$

456

 

$

415

 

Interest cost

 

407

 

395

 

Amortization of net loss

 

 

205

 

 

 

$

863

 

$

1,015