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Earnings (Loss) Per Share (Tables) | 3 Months Ended
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Oct. 31, 2022
Earnings (loss) per share attributable to IDT Corporation common stockholders: |
Schedule of Weighted-average Number of Shares Used in the Calculation of Basic and Diluted Earnings Per Share | The weighted-average number of shares used in the calculation of basic and diluted earnings (loss) per share attributable to the Company’s common stockholders consists of the following: Schedule of Weighted-average Number of Shares Used in the Calculation of Basic and Diluted Earnings Per Share
|  | 2022 |  |  | 2021 |
|  | Three Months Ended October 31,
|  | 2022 |  |  | 2021 |
|  | (in thousands)
Basic weighted-average number of shares |  |  | 25,603 |  |  |  | 25,566 |
Effect of dilutive securities: |  |  |  |  |  |  |  |
Stock options |  |  | 12 |  |  |  | — |
Non-vested restricted Class B common stock |  |  | 1 |  |  |  | — |
Diluted weighted-average number of shares |  |  | 25,616 |  |  |  | 25,566 |
Schedule of Outstanding Stock Options Excluded from the Calculation of Diluted Earnings Per Share | The following shares were excluded from the calculation of diluted earnings (loss) per share: Schedule of Outstanding Stock Options Excluded from the Calculation of Diluted Earnings Per Share
|  | 2022 |  |  | 2021 |
|  | Three Months Ended October 31,
|  | 2022 |  |  | 2021 |
|  | (in thousands)
Stock options |  |  | — |  |  |  | 1,035 |
Non-vested restricted Class B common stock |  |  | — |  |  |  | 352 |
Shares excluded from the calculation of diluted earnings per share |  |  | — |  |  |  | 1,387 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + 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 -Subparagraph (c) -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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