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Schedule of Restricted Cash And Cash Equivalents (Details) - USD ($) $ in Thousands | Oct. 31, 2025 | Jul. 31, 2025
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Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |
Total restricted cash and cash equivalents | $ 123,894 | $ 115,327
IDT Financial Services Gibraltar [Member] |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |
Total restricted cash and cash equivalents | 104,956 | 104,161
Disbursement Payments VIE [Member] |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |
Total restricted cash and cash equivalents | 18,750 | 11,000
Financial Instrument, Other [Member] |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |
Total restricted cash and cash equivalents | $ 188 | $ 166

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