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Schedule of Equity Investments (Details) - USD ($) $ in Thousands	Oct. 31, 2024	Jul. 31, 2024
Current equity investments	$ 5,071	$ 5,009
Noncurrent equity investments	7,092	6,518
Other Marketable Equity Securities [Member]
Current equity investments	53	70
Mutual Fund [Member]
Current equity investments	4,372	4,370
Convertible Preferred Stock [Member]
Noncurrent equity investments	1,231	1,338
Hedge Funds [Member]
Noncurrent equity investments	2,878	2,883
Other Investments [Member]
Noncurrent equity investments	2,225	725
Common Class B [Member] | Rafael Holdings Inc [Member]
Current equity investments	516	416
Common Class B [Member] | Zedge Inc [Member]
Current equity investments	130	153
Series C Convertible Preferred Stock [Member] | Visa Inc [Member]
Noncurrent equity investments	758	695
Series A Convertible Preferred Stock [Member] | Visa Inc [Member]
Noncurrent equity investments		$ 877

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