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Postretirement Benefits (Tables)
6 Months Ended
Jun. 30, 2014
Postretirement Benefits  
Components of net periodic benefit costs

 

 

 

Three Months Ended

 

Six Months Ended

 

 

 

June 30,

 

June 30,

 

(In thousands)

 

2014

 

2013

 

2014

 

2013

 

Service cost

 

$

456

 

$

415

 

$

912

 

$

830

 

Interest cost

 

407

 

395

 

814

 

790

 

Amortization of net loss

 

 

205

 

 

410

 

 

 

$

863

 

$

1,015

 

$

1,726

 

$

2,030