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Earnings Per Share (Tables)
3 Months Ended
Dec. 31, 2019
Earnings Per Share  
Reconciliation of the denominators for basic and diluted EPS

Three Months Ended

December 31, 

December 31, 

    

    

2019

    

2018

    

(in millions)

Denominator for basic earnings per share

 

157.3

 

156.4

 

Potential common shares

 

3.4

 

3.2

 

Denominator for diluted earnings per share

 

160.7

 

159.6