Quarterly report pursuant to Section 13 or 15(d)

Leases (Details)

v3.22.0.1
Leases (Details) - USD ($)
$ in Thousands
6 Months Ended
Jan. 31, 2022
Jul. 31, 2021
Leases (Details) [Line Items]    
Lease option maximum extension period 5 years  
Accumulated amortization of finance lease assets (in Dollars) $ 171 $ 1,100
Minimum [Member]    
Leases (Details) [Line Items]    
Lease term of contract 1 year  
Maximum [Member]    
Leases (Details) [Line Items]    
Lease term of contract 6 years