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FINANCIAL INSTRUMENTS AND CREDIT RISK CONCENTRATIONS (Tables) | 12 Months Ended
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Jul. 31, 2021
Fair Value Disclosures [Abstract] |
Schedule of Fair Value of Financial Instruments |
|  | July 31, 2021 |  | July 31, 2020
|  | Carrying |  | Fair |  | Carrying |  | Fair
|  | Value |  | Value |  | Value |  | Value
Cash and cash equivalents |  | $ | 1,552,389 |  | $ | 1,552,389 |  | $ | 3,260,135 |  | $ | 3,260,135
Marketable securities |  | $ | 3,901,093 |  | $ | 3,901,093 |  | $ | 3,744,905 |  | $ | 3,744,905
Restricted cash |  | $ | 882,330 |  | $ | 882,330 |  | $ | 1,143,666 |  | $ | 1,143,666
Mortgages and note payable |  | $ | 7,649,632 |  | $ | 8,088,201 |  | $ | 9,519,658 |  | $ | 9,915,121

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- Definition Tabular disclosure for financial instruments that are carried at carrying value and fair value. + References No definition available. + Details
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- References No definition available. + Details
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