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Earnings Per Common Share (Tables) | 6 Months Ended
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Feb. 29, 2020
Earnings Per Common Share [Abstract] |
Schedule Of Reconciliation Of Net Income To Net Income Available To Common Shareholders |
| Three Months Ended February 29/28, |  | Six Months Ended February 29/28,
| 2020 |  | 2019 |  | 2020 |  | 2019
Net income | $ | 14,327 |  | $ | 15,906 |  | $ | 26,521 |  | $ | 29,185
Less: Net income allocated to |  |  |  |  |  |  |  |  |  |  |
participating securities |  | (68) |  |  | (94) |  |  | (135) |  |  | (181)
Net income available to common shareholders | $ | 14,259 |  | $ | 15,812 |  | $ | 26,386 |  | $ | 29,004
Schedule Of Weighted Average Number Of Shares |
| Three Months Ended February 29/28, |  | Six Months Ended February 29/28,
| 2020 |  | 2019 |  | 2020 |  | 2019
Weighted-average common |  |  |  |  |  |  |  |  |  |  |
shares outstanding, basic |  | 13,712 |  |  | 13,828 |  |  | 13,713 |  |  | 13,837
Weighted-average dilutive securities |  | 25 |  |  | 29 |  |  | 28 |  |  | 32
Weighted-average common |  |  |  |  |  |  |  |  |  |  |
shares outstanding, diluted |  | 13,737 |  |  | 13,857 |  |  | 13,741 |  |  | 13,869

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