Capital Stock (Tables)

12 Months Ended

Sep. 30, 2018

Equity [Abstract]

Schedule of Common Stock Outstanding

The following table reflects the changes in common shares:

Year ended 30 September	2018	2017	2016
Number of Common Shares Outstanding
Balance, beginning of year	218,346,074	217,350,825	215,359,113
Issuance of treasury shares for stock option and award plans	1,169,171	995,249	1,991,712
Balance, end of year	219,515,245	218,346,074	217,350,825