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Property, Plant and Equipment
3 Months Ended
Mar. 31, 2015
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT
PROPERTY, PLANT AND EQUIPMENT
Property, plant and equipment consist of the following: 
In thousands
March 31, 2015
 
December 31, 2014
Land
$
8,225

 
$
1,752

Facilities and equipment
676,858

 
647,181

Capital leases
27,556

 
28,680

 
712,639

 
677,613

Accumulated amortization
(477,851
)
 
(464,852
)
 
234,788

 
212,761

Construction in progress
20,104

 
15,150

Property, plant and equipment, net
$
254,892

 
$
227,911