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Equity Investments (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  | 1 Months Ended | 2 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 27, 2023 | Jul. 31, 2022 | Aug. 10, 2021 | Feb. 02, 2021 | Aug. 31, 2022 | Jun. 30, 2021 | Oct. 11, 2023 | Jul. 31, 2023 | Jul. 31, 2022 | Jul. 31, 2021 | May 31, 2023 | Apr. 06, 2023 | Nov. 30, 2022 | Jul. 28, 2022 | Mar. 15, 2021 | Dec. 07, 2020 | Sep. 24, 2020 | Jul. 31, 2020 | Jun. 30, 2016
Proceeds from sale of common stock |  |  |  |  |  |  |  | $ 49,211 | $ 21,157 | $ 26,230 |  |  |  |  |  |  |  |  |
Purechase of preferred stock |  |  |  |  |  |  |  | 840 | 1,051 | 4,000 |  |  |  |  |  |  |  |  |
Equity method investment, aggregate cost |  |  |  |  |  |  |  | $ 8,200 |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity, Accounting Treatment |  |  |  |  |  |  |  | These basis differences are being amortized over the 6-year estimated life of the customer list. |  |  |  |  |  |  |  |  |  |  |
Equity Method Investee [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purechase of preferred stock |  |  |  |  |  |  |  | $ 840 | 1,051 | $ 4,000 |  |  |  |  |  |  |  |  |
Increase in secured debt including accrued interest |  | $ 2,500 |  |  |  |  |  |  | $ 2,500 |  |  | $ 4,000 |  |  |  |  |  |  |
Receivable with imputed interest, effective yield (Interest rate) |  | 15.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investee [Member] | February Two Thousand Twenty Three [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Receivable with imputed interest, due date |  |  |  |  |  |  |  | Feb. 28, 2023 |  |  |  |  |  |  |  |  |  |  |
Equity Method Investee [Member] | April Two Thousand Twenty Three [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Receivable with imputed interest, due date |  |  |  |  |  |  |  | Apr. 30, 2023 |  |  |  |  |  |  |  |  |  |  |
EMI Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purechase of preferred stock |  |  |  |  |  |  |  | $ 800 |  |  |  |  |  |  |  |  |  |  |
Equity method investment, ownership percentage |  |  |  |  |  |  |  |  |  |  | 33.30% |  |  |  |  |  |  |  |
Preferred Stock [Member] | Equity Method Investee [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purechase of preferred stock | $ 1,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred Stock [Member] | Equity Method Investee [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purechase of preferred stock |  |  |  |  |  |  | $ 700 |  |  |  |  |  |  |  |  |  |  |  |
Rafael Holdings Inc. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment Owned, at Fair Value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 5,000 |  |  |
Unrestricted Common Class B of Rafael Holdings Inc [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related party shares received |  |  |  |  |  |  |  | 28,320 |  |  |  |  |  |  |  |  |  |  |
Class B Common Stock [Member] | Rafael Holdings Inc. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Owned shares |  |  |  |  |  |  |  |  |  | 261,894 |  |  | 11,404 |  |  | 218,245 |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 43,649 |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22.91 |  |  |
Investment Owned, at Fair Value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,600 |  |  |
Shares Issued, Price Per Share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22.91 |  |  |
Warrants Class B Common Stock [Member] | Rafael Holdings Inc. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment Owned, at Fair Value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 400 |  |  |
Class B Common [Member] | Rafael Holdings Inc. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 43,649 |  |  |  |
Class of warrant, exercise price of warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000 |  |  |  |
Visa Series C Convertible Participating Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Owned shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,830
Convertible Preferred Stock, Shares Issued upon Conversion |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13.722 |
Visa Series A Convertible Participating Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Owned shares |  |  |  |  | 58 | 125 |  |  |  |  |  |  |  | 58 |  |  | 125 |  |
Convertible Preferred Stock, Shares Issued upon Conversion |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.645 |  |  | 6.861 |  |
Visa Series A Convertible Participating Preferred Stock [Member] | Visa Class A Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Owned shares |  |  |  |  | 5,800 | 12,500 |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale of common stock |  |  |  |  | $ 1,300 | $ 2,900 |  |  |  |  |  |  |  |  |  |  |  |  |
Series B Convertible Preferred Stock [Member] | Equity Method Investee [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purechase of preferred stock |  |  |  | $ 4,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment, ownership percentage |  |  |  | 23.95% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Series C Convertible Preferred Stock [Member] | Equity Method Investee [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purechase of preferred stock |  |  | $ 1,100 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment, ownership percentage |  |  | 26.57% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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