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Inventories
6 Months Ended
Jun. 30, 2011
Inventories [Abstract]  
INVENTORIES
10. INVENTORIES
Inventories, net of reserves, were as follows:
                 
    June 30,     Dec. 31,  
In thousands   2011     2010  
 
Raw materials
  $ 61,546     $ 52,538  
In-process and finished
    102,450       94,118  
Supplies
    57,665       54,421  
     
Total
  $ 221,661     $ 201,077