Weighted Average Common Shares (Tables)

12 Months Ended

Sep. 30, 2019

Weighted Average Number of Shares Outstanding, Diluted [Abstract]

Schedule Of Basic And Diluted Earnings Per Common Share Reconciliation

Reconciliations of weighted-average shares for basic and diluted earnings per common share follow (shares in millions):

	2017	2018	2019
Basic shares outstanding	642.1	632.0	616.2
Dilutive shares	1.3	3.3	4.4
Diluted shares outstanding	643.4	635.3	620.6