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Inventories
3 Months Ended
Mar. 31, 2016
Inventory Disclosure [Abstract]  
Inventories
8. INVENTORIES

Inventories, net of reserves, were as follows:

 

     March 31      December 31  

In thousands

   2016      2015  

Raw materials

   $ 64,134       $ 60,098   

In-process and finished

     118,134         115,874   

Supplies

     73,235         71,242   
  

 

 

    

 

 

 

Total

   $ 255,503       $ 247,214