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Fair Value Measurements (Details Narrative) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Oct. 31, 2023 | Oct. 31, 2022 | Jul. 31, 2023
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |
Investment in hedge funds | $ 3.0 |  | $ 3.0
Payment for contingent consideration | $ 0.2 | $ 0.4 |
Other Operating Income (Expense) [Member] |  |  |
Fair Value, Option, Quantitative Disclosures [Line Items] |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  | $ 1.6 |

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