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Income Taxes - Schedule of Effective Tax Rate (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jul. 31, 2025 | Jul. 31, 2024
Schedule of Benefit From Income Taxes [Abstract] |  |
U.S. federal income tax at statutory rate | $ (6,972) | $ (14,213)
Permanent items - Cornerstone Acquisition |  | 18,871
Nondeductible items | 1,360 | 672
State income tax | (1,739) | 1,807
Rate change | 140 |
Foreign operations | (34) | (1)
True up and other | (1,043) | 627
Cornerstone Acquisition impact to deferred tax assets |  | (51,546)
Derecognition of Cornerstone investment due to Cornerstone Acquisition |  | 23,312
Sales of state NOLs | (2,429) | (2,613)
Orphan Drug Credits | (1,045) |
Change in valuation allowance | 9,209 | 20,404
Benefit from income taxes | $ (2,553) | $ (2,680)

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