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Earnings Per Share (Tables) | 3 Months Ended
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Oct. 31, 2022
Earnings Per Share [Abstract] |
Schedule of weighted-average number of shares basic and diluted |
|  | Three Months Ended |
|  | October 31, |
|  | 2022 |  |  | 2021 |
Basic weighted-average number of shares |  |  | 14,330 |  |  |  | 14,281 |
Effect of dilutive securities: |  |  |  |  |  |  |  |
Stock options |  |  | - |  |  |  | 653 |
Non-vested restricted Class B common stock |  |  | - |  |  |  | 75 |
Deferred stock units |  |  | - |  |  |  | 22 |
Diluted weighted-average number of shares |  |  | 14,330 |  |  |  | 15,031 |
Schedule of the dilutive earnings per share |
|  | Three Months Ended |
|  | October 31, |
|  | 2022 |  |  | 2021 |
Stock options |  |  | 858 |  |  |  | 65 |
Non-vested restricted Class B common stock |  |  | 679 |  |  |  | - |
Deferred stock units |  |  | 239 |  |  |  | 171 |
Shares excluded from the calculation of diluted earnings per share |  |  | 1,776 |  |  |  | 236 |

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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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- Definition Tabular disclosure of the effect of income (loss) on an entity's diluted earnings per share. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126958026&loc=d3e1278-109256 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI https://asc.fasb.org/extlink&oid=128363288&loc=d3e4984-109258 + Details
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