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Inventories (Tables)
6 Months Ended
Jun. 30, 2015
Inventory Disclosure [Abstract]  
Inventories, Net of Reserves

Inventories, net of reserves, were as follows:

 

     June 30      December 31  

In thousands

   2015      2014  

Raw materials

   $ 63,108       $ 61,266   

In-process and finished

     120,379         117,580   

Supplies

     68,710         69,859   
  

 

 

    

 

 

 

Total

   $ 252,197       $ 248,705