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Inventories
9 Months Ended
Sep. 30, 2012
Inventories
Note 4.    Inventories

Inventories consisted of the following:

   
Sept. 30,
   
Sept. 30,
   
Dec. 31,
 
   
2012
   
2011
   
2011
 
   
(Dollars in thousands)
 
                   
Raw materials
  $ 170,350     $ 174,895     $ 191,590  
Work-in-process
    115,282       114,306       116,790  
Finished goods
    358,319       346,594       327,810  
Other
    13,497       13,579       13,781  
      657,448       649,374       649,971  
Adjustment to value inventory
                       
at cost on the LIFO method
    (95,937 )     (68,949 )     (95,823 )
    $ 561,511     $ 580,425     $ 554,148