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Earnings Per Share (Tables)
 6 Months Ended
Jun. 30, 2015
Computations of Weighted Average Shares Outstanding

The computations of the weighted average shares outstanding for the three and six months ended June 30, 2015 and 2014 are as follows:

 

     Three months ended
June 30,		      Six months ended
June 30,		  

(in millions)

    2015      2014      2015      2014  

Weighted average shares outstanding:

            

Basic

      186.2         184.7         185.8         186.2   

Dilutive share-based awards

      0.2         0.3         0.4         0.9   

Convertible debt

      9.0         2.7         8.4         3.3   
  

 

 

     

 

 

     

 

 

     

 

 

  

Diluted

      195.4         187.7         194.6         190.4