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Earnings Per Common Share (Tables) | 6 Months Ended
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Feb. 28, 2019
Earnings Per Common Share [Abstract] |
Schedule Of Reconciliation Of Net Income To Net Income Available To Common Shareholders |
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﻿ | Three Months Ended February 28, |  | Six Months Ended February 28,
﻿ | 2019 |  | 2018 |  | 2019 |  | 2018
﻿Net income | $ | 15,906 |  | $ | 14,818 |  | $ | 29,185 |  | $ | 27,448
﻿Less: Net income allocated to |  |  |  |  |  |  |  |  |  |  |
﻿participating securities |  | (94) |  |  | (96) |  |  | (181) |  |  | (178)
﻿Net income available to common shareholders | $ | 15,812 |  | $ | 14,722 |  | $ | 29,004 |  | $ | 27,270
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Schedule Of Weighted Average Number Of Shares |
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﻿ | Three Months Ended February 28, |  | Six Months Ended February 28,
﻿ | 2019 |  | 2018 |  | 2019 |  | 2018
﻿Weighted-average common |  |  |  |  |  |  |  |  |  |  |
﻿shares outstanding, basic |  | 13,828 |  |  | 13,967 |  |  | 13,837 |  |  | 13,972
﻿Weighted-average dilutive securities |  | 29 |  |  | 28 |  |  | 32 |  |  | 31
﻿Weighted-average common |  |  |  |  |  |  |  |  |  |  |
﻿shares outstanding, diluted |  | 13,857 |  |  | 13,995 |  |  | 13,869 |  |  | 14,003
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