Annual report pursuant to Section 13 and 15(d)

Income Taxes - Schedule of Reconciliation of Income Taxes Using Statutory Income Tax Rate (Details)

v3.21.2
Income Taxes - Schedule of Reconciliation of Income Taxes Using Statutory Income Tax Rate (Details)
12 Months Ended
Jul. 31, 2021
Jul. 31, 2020
Income Tax Disclosure [Abstract]    
Federal tax benefit at the expected statutory rate 21.00% 21.00%
State income tax, net of federal tax benefit 4.01% 1.60%
Non-deductible expenses (1.17%) (0.76%)
Tax impact of stock option cancellations 0.00% (10.04%)
Tax impact of sales of state net operating losses and credits (1.07%) (0.40%)
Change in valuation allowance (20.05%) (11.46%)
Other 2.35% 2.08%
Income tax benefit - effective rate 5.07% 2.02%