v3.26.3
Income Taxes - Income Tax Rate Reconciliation - Prior Year (Details) - USD ($)
12 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Income Tax Disclosure [Abstract]    
Loss from continuing operations before income taxes $ (17,434,000) $ (19,276,000)
Amount    
U.S. Federal statutory income tax rate (computed "expected" tax benefit) (3,661,000) (4,048,000)
State and local income taxes, net of valuation allowance and Federal benefit (84,000) 371,000
Stock-based compensation 686,000 931,000
Research and experimentation credits   (374,000)
Revaluation of warrants and embedded derivatives (4,639,000) (8,085,000)
Nondeductible executive compensation   102,000
Change in U.S. Federal and foreign valuation allowances   9,936,000
Foreign income tax rate differential 35,000 7,000
Goodwill impairment   1,114,000
Other, net   (233,000)
Benefit from income taxes $ 847,000 $ (279,000)
Rate    
U.S. Federal statutory income tax rate (computed "expected" tax benefit) 21.00% 21.00%
State and local income taxes, net of valuation allowance and Federal benefit 0.50% (1.90%)
Stock-based compensation (3.90%) (4.80%)
Research and experimentation credits   1.90%
Revaluation of warrants and embedded derivatives 26.60% 41.90%
Nondeductible executive compensation   (0.50%)
Change in U.S. Federal and foreign valuation allowances   (51.50%)
Foreign income tax rate differential (0.20%) 0.00%
Goodwill impairment   (5.80%)
Other, net   1.20%
Benefit from income taxes (4.90%) 1.50%