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Inventories
6 Months Ended
Jun. 30, 2011
Inventories [Abstract]  
Inventories
(3) Inventories:
Metal inventories consist of the following:
                 
    June 30,     December 31,  
(in thousands)   2011     2010  
Unprocessed
  $ 144,589     $ 143,410  
Processed and finished
    62,989       57,196  
 
           
Totals
  $ 207,578     $ 200,606