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Schedule of Equity Investments (Details) (Parenthetical) - shares | 3 Months Ended | 12 Months Ended
--- | --- | ---
Oct. 31, 2021 | Jul. 31, 2021
Common Class B [Member] | Zedge Inc [Member] |  |
Number of related party shares received | 42,282 | 42,282
Common Class B [Member] | Rafael Holdings Inc. [Member] |  |
Number of related party shares received | 290,214 | 246,565
Restricted Common Class B [Member] | Rafael Holdings Inc. [Member] |  |
Number of related party shares received |  | 43,649

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