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Investment in RP Finance, LLC (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Oct. 31, 2023 | Jul. 31, 2023 | Feb. 03, 2020
Investment in RP Finance, LLC [Line Items] |  |  |
Percentage of issued and outstanding shares | 12.00% |  |
Income from interest | $ 0 | $ 0 |
Debt instrument amount | $ 9,375 | $ 9,375 |
Ownership interests | 37.50% | 37.50% |
Line of Credit Agreement [Member] |  |  |
Investment in RP Finance, LLC [Line Items] |  |  |
Amount of revolving commitment to funds |  |  | $ 50,000,000
Description line of credit facility | The Company owns 37.5% of the equity interests in RP Finance and is required to fund 37.5% of funding requests from Cornerstone Pharmaceuticals under the RPF Line of Credit. The Instrument owns 37.5% of the equity interests in RP Finance, and is required to fund 37.5% of funding requests from Cornerstone Pharmaceuticals under the RPF Line of Credit. The remaining 25% equity interests in RP Finance are owned by other stockholders of Cornerstone Pharmaceuticals. |  |

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