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Schedule of Equity Investments (Details) - USD ($) $ in Thousands | Jul. 31, 2025 | Jul. 31, 2024
--- | --- | ---
Current equity investments | $ 5,637 | $ 5,009
Noncurrent equity investments | 6,658 | 6,518
Other Marketable Equity Securities [Member] |  |
Current equity investments | 146 | 70
Mutual Fund [Member] |  |
Current equity investments | 4,566 | 4,370
Convertible Preferred Stock [Member] |  |
Noncurrent equity investments |  | 1,338
Hedge Funds [Member] |  |
Noncurrent equity investments | 3,031 | 2,883
Other Investments [Member] |  |
Noncurrent equity investments | 2,725 | 725
Common Class B [Member] | Rafael Holdings Inc [Member] |  |
Current equity investments | 755 | 416
Common Class B [Member] | Zedge Inc [Member] |  |
Current equity investments | 170 | 153
Series C Convertible Preferred Stock [Member] | Visa Inc. [Member] |  |
Noncurrent equity investments | 902 | 695
Series A Convertible Preferred Stock [Member] | Visa Inc. [Member] |  |
Noncurrent equity investments |  | $ 877

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