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Earnings Per Share (Anti-Dilutive Options Excluded From The Computation Of Diluted Earnings Per Share) (Details)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Earnings Per Share [Abstract]        
Anti-dilutive options excluded from the computation of diluted earnings per share 0.7 0.6 0.5 0.7