Weighted Average Common Shares

3 Months Ended

Dec. 31, 2018

Weighted Average Number of Shares Outstanding Reconciliation [Abstract]

Weighted Average Common Shares

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 December 31,
	2017	2018
Basic shares outstanding	638.2	623.9
Dilutive shares	2.3	3.9
Diluted shares outstanding	640.5	627.8