Earnings Per Share (Tables)

6 Months Ended

Mar. 31, 2021

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The reconciliation of basic weighted-average shares outstanding to diluted weighted-average shares outstanding was as follows:

	Three Months Ended March 31,				Six Months Ended March 31,
	2021		2020		2021		2020
Basic weighted-average common shares outstanding		68,513,419		68,281,213		68,375,370		68,189,216
Dilutive stock options and other equity-based compensation awards		775,202		590,811		671,722		717,059
Diluted weighted-average common shares outstanding		69,288,621		68,872,024		69,047,092		68,906,275

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Options not included in the computation of diluted earnings per share attributable to common shareholders because they would have been anti-dilutive were as follows:

	Three Months Ended March 31,				Six Months Ended March 31,
	2021		2020		2021		2020
Stock options		—		511,881		242,549		514,069