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LONG-TERM DEBT - MORTGAGES (Schedule of Long-term Debt) (Details) - USD ($) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Jul. 31, 2021 | Jul. 31, 2020 | Mar. 31, 2020 | Nov. 30, 2019
Mortgage: |  |  |  |  |
Less: Deferred financing costs |  | $ (130,855) | $ (168,967) |  |
Total |  | $ 7,518,777 | $ 8,627,965 |  |
Bond St. land and building, Brooklyn, NY [Member] |  |  |  |  |
Mortgage: |  |  |  |  |
Current Annual Interest Rate |  | 4.375% | 4.375% |  | 4.375%
Final Payment Date |  | Dec. 01, 2024 |  |  |
Long term loan | [1] | $ 3,817,450 | $ 4,829,832 |  |
Fishkill, New York Property [Member] |  |  |  |  |
Mortgage: |  |  |  |  |
Current Annual Interest Rate |  | 3.98% | 3.98% | 3.98% |
Final Payment Date |  | Apr. 01, 2025 |  |  |
Long term loan | [2] | $ 3,832,182 | $ 3,967,100 |  |
[1] | In November 2019, the Company refinanced the remaining balance of a $6,000,000, 3.54% interest rate loan with another bank for $5,255,920 plus an additional $144,080 for a total of $5,400,000. The interest rate on the new loan is fixed at 4.375%. The loan is self-liquidating over a period of five years and secured by the Nine Bond Street land and building in Brooklyn, New York.
[2] | In March 2020, the Company obtained a loan with a bank in the amount of $4,000,000 to finance renovations and brokerage commissions relating to space leased to a community college at the Fishkill, New York building. The loan is secured by the Fishkill, New York land and building; amortized over a 20-year period with an interest rate of 3.98% and is due in five years.

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