Capital Stock (Tables)

12 Months Ended

Sep. 30, 2019

Equity [Abstract]

Schedule of Common Stock Outstanding

The following table reflects the changes in common shares:

Year ended 30 September	2019	2018	2017
Number of Common Shares Outstanding
Balance, beginning of year	219,515,245	218,346,074	217,350,825
Issuance of treasury shares for stock option and award plans	900,017	1,169,171	995,249
Balance, end of year	220,415,262	219,515,245	218,346,074