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Earnings Per Share | 12 Months Ended
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Sep. 30, 2020
Earnings Per Share [Abstract] |
Earnings Per Share | 7. Earnings Per Share The reconciliation of basic weighted-average shares outstanding to diluted weighted-average shares outstanding was as follows:
|  | Fiscal Year Ended September 30, |
|  | 2020 |  |  | 2019 |  |  | 2018 |
Basic weighted-average common shares outstanding |  |  | 68,149,324 |  |  |  | 69,819,980 |  |  |  | 74,001,582 |
Dilutive stock options and other equity-based compensation awards |  |  | 638,405 |  |  |  | 738,255 |  |  |  | 980,417 |
Diluted weighted-average common shares outstanding |  |  | 68,787,729 |  |  |  | 70,558,235 |  |  |  | 74,981,999 |
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:
|  | Fiscal Year Ended September 30, |
|  | 2020 |  |  | 2019 |  |  | 2018 |
Stock options |  |  | 581,634 |  |  |  | 506,207 |  |  |  | 253,238 |

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