Weighted Average Common Shares

9 Months Ended

Jun. 30, 2018

Weighted Average Number of Shares Outstanding Reconciliation [Abstract]

Weighted Average Common Shares

Reconciliations of weighted-average shares for basic and diluted earnings per common share follow. Earnings allocated to participating securities were inconsequential.

	Three Months Ended June 30,		Nine Months Ended June 30,
	2017	2018	2017	2018
Basic shares outstanding	642.8	629.4	643.1	633.4
Dilutive shares	1.0	3.5	1.2	3.1
Diluted shares outstanding	643.8	632.9	644.3	636.5