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PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Table)
3 Months Ended
Mar. 31, 2016
General Discussion of Pension and Other Postretirement Benefits [Abstract]  
Schedule Of Defined Benefit Plans Disclosures
The components of net periodic pension cost for the three months ended March 31, 2016 and 2015 are as follows:

 
 
(In thousands)
 
 
Three Months Ended
 
 
March 31,
 
 
2016
 
2015
Service cost
 
$
6,237

 
$
7,136

Interest cost
 
7,703

 
7,491

Expected return on plan assets
 
(13,581
)
 
(13,679
)
Amortization of prior service cost
 
(12
)
 
155

Amortization of unrecognized actuarial loss
 
3,093

 
3,865

Net periodic benefit cost
 
$
3,440

 
$
4,968