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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)