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Earnings Per Share (EPS) (Tables)
6 Months Ended
Jun. 30, 2011
Earnings Per Share (EPS) [Abstract]  
Weighted-average common shares outstanding
                                 
 
    Three Months Ended     Six Months Ended  
    June 30     June 30  
in thousands   2011     2010     2011     2010  
 
Weighted-average common shares
outstanding
    129,446       128,168       129,263       127,452  
Dilutive effect of
                               
Stock options/SOSARs
    0       0       0       0  
Other stock compensation plans
    0       0       0       0  
 
                       
Weighted-average common shares
outstanding, assuming dilution
    129,446       128,168       129,263       127,452  
 
                       
Antidilutive common stock equivalents
                                 
 
    Three Months Ended     Six Months Ended  
    June 30     June 30  
in thousands   2011     2010     2011     2010  
 
Antidilutive common stock equivalents
    5,873       4,067       5,873       4,254