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Leases - Schedule of Operating Lease (Details) - USD ($)
Jul. 31, 2020
Nov. 02, 2019
Oct. 31, 2019
Leases [Abstract]      
Right-of-use asset $ 67,982 $ 106,221
Right-of-use liability, current 58,195 51,101
Right-of-use liability, non-current $ 10,567 $ 55,198