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Income Per Share (Tables) | 12 Months Ended
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Aug. 31, 2019
Earnings Per Share [Abstract] |
Schedule of Income Per Share, Basic and Diluted [Table Text Block] | The following table reflects the calculation of basic and diluted income per share:
(in thousands, except per share data) | 2019 |  | 2018 |  | 2017
Numerator |  |  |  |  |
Net income | $ | 111,798 |  |  | $ | 102,357 |  |  | $ | 71,330 |
Denominator |  |  |  |  |
Weighted average common shares outstanding | 31,536 |  |  | 31,596 |  |  | 30,648 |
Dilutive impact of stock compensation awards | 185 |  |  | 218 |  |  | 118 |
Weighted average common shares outstanding, assuming dilution | 31,721 |  |  | 31,814 |  |  | 30,766 |
Anti-dilutive securities excluded from Weighted average common shares outstanding, assuming dilution | 189 |  |  | 62 |  |  | 56 |
Basic income per common share | $ | 3.55 |  |  | $ | 3.24 |  |  | $ | 2.33 |
Diluted income per common share | $ | 3.52 |  |  | $ | 3.22 |  |  | $ | 2.32 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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