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Capital Stock and Share Repurchase (Tables) | 3 Months Ended
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Nov. 30, 2017
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | The reconciliation between basic and diluted earnings per share is as follows (in thousands, except per share amounts):
| Three Months Ended November 30, |
| 2017 |  | 2016 |
Numerator: |  |  |  |
Net earnings | $ | 5,226 |  |  | $ | 4,965 |  |
Denominator: |  |  |  |
Weighted average common shares outstanding - basic | 59,871 |  |  | 58,972 |  |
Net effect of dilutive securities - stock based compensation plans | 738 |  |  | 644 |  |
Weighted average common shares outstanding - diluted | 60,609 |  |  | 59,616 |  |
Basic earnings per share | $ | 0.09 |  |  | $ | 0.08 |  |
Diluted earnings per share | 0.09 |  |  | 0.08 |  |
Anti-dilutive securities from stock based compensation plans (excluded from earnings per share calculation) | 1,829 |  |  | 1,963 |  |

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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://www.xbrl.org/2003/role/presentationRef -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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