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PENSION BENEFITS (Tables)
3 Months Ended
Mar. 31, 2013
PENSION BENEFITS [Abstract]  
Components of Net Periodic Benefit Cost
The following table presents the components of net periodic benefit costs for the periods indicated:


Three months ended
March 31,
2013
2012
(In thousands)
Service cost
$2,684$2,592
Interest cost
2,0532,072
Expected return on assets
(2,743)(3,670)
Amortization of unrecognized transition amount
55
Recognized prior service cost
(192)(192)
Recognized net loss
1,5241,379
Net periodic benefit costs
$3,331$2,186