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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 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Earnings Per Share [Abstract]        
Anti-dilutive options excluded from the computation of diluted earnings per share 0.5 0.8 0.5 0.7