Quarterly report pursuant to Section 13 or 15(d)

Appointment and Departure of Certain Officers (Details)

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Appointment and Departure of Certain Officers (Details) - USD ($)
3 Months Ended 6 Months Ended
Nov. 08, 2021
Jan. 31, 2022
Jan. 31, 2022
Appointment and Departure of Certain Officers (Details) [Line Items]      
Shares of common stock 700,000    
Vest over period 3 years    
Exercise price options $ 3.39    
Estimated and accrued charge   $ 2,600 $ 2,600
RSUs [Member]      
Appointment and Departure of Certain Officers (Details) [Line Items]      
Shares of common stock 260,000