Intangible Assets (Details) - USD ($)	12 Months Ended
Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization expense	$ 80,000	$ 35,545	$ 29,707

Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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Name:	us-gaap_InterestExpenseDebtExcludingAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration