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Schedule of Weighted-average Number of Shares Used in the Calculation of Basic and Diluted Earnings Per Share (Details) - shares shares in Thousands	3 Months Ended
	Oct. 31, 2024	Oct. 31, 2023
Earnings per share attributable to IDT Corporation common stockholders:
Basic weighted-average number of shares	25,204	25,178
Stock options		3
Non-vested restricted Class B common stock	159	96
Diluted weighted-average number of shares	25,363	25,277

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.

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Number of additional shares included in diluted EPS for potentially dilutive effect of nonvested equity-based payment award containing forfeitable rights to dividends or dividend equivalents, whether paid or unpaid.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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