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Earnings per share (Tables) | 9 Months Ended
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Aug. 31, 2022
Earnings Per Share [Abstract] |
Calculation of Basic and Diluted Earnings Per Share | The following table sets forth the calculation of basic and diluted earnings per share on an interim basis (in thousands, except per share data):
| Three Months Ended |  | Nine Months Ended
| August 31, 2022 |  | August 31, 2021 |  | August 31, 2022 |  | August 31, 2021
Net income | $ | 21,797 |  |  | $ | 30,976 |  |  | $ | 71,361 |  |  | $ | 63,494 |
Weighted average shares outstanding | 43,211 |  |  | 43,762 |  |  | 43,589 |  |  | 43,896 |
Basic earnings per common share | $ | 0.50 |  |  | $ | 0.71 |  |  | $ | 1.64 |  |  | $ | 1.45 |
Diluted earnings per common share: |  |  |  |  |  |  |
Net income | $ | 21,797 |  |  | $ | 30,976 |  |  | $ | 71,361 |  |  | $ | 63,494 |
Weighted average shares outstanding | 43,211 |  |  | 43,762 |  |  | 43,589 |  |  | 43,896 |
Effect of dilution from common stock equivalents | 724 |  |  | 740 |  |  | 710 |  |  | 646 |
Diluted weighted average shares outstanding | 43,935 |  |  | 44,502 |  |  | 44,299 |  |  | 44,542 |
Diluted earnings per share | $ | 0.50 |  |  | $ | 0.70 |  |  | $ | 1.61 |  |  | $ | 1.43 |

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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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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