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Earnings per Share (Tables) | 9 Months Ended
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Oct. 31, 2020
Earnings Per Share [Abstract] |
Basic and Diluted Weighted Average Common Shares Used in Earnings Per Share Calculation | The following table presents the calculation of basic and diluted weighted average common shares used in the earnings per share calculation:
|  | Three Months Ended October 31, |  | Nine Months Ended October 31,
|  | 2020 |  | 2019 |  | 2020 |  | 2019
|  | (in thousands) |  | (in thousands)
Basic weighted average common shares outstanding |  | 12,313 |  |  | 12,158 |  |  | 12,223 |  |  | 12,135 |
Stock options |  | 70 |  |  | 44 |  |  | 24 |  |  | 80 |
Unvested restricted stock |  | 17 |  |  | 2 |  |  | 10 |  |  | 2 |
Total weighted average common share equivalents |  | 87 |  |  | 46 |  |  | 34 |  |  | 82 |
Diluted weighted average common shares outstanding |  | 12,400 |  |  | 12,204 |  |  | 12,257 |  |  | 12,217 |

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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 http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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