SCHEDULE OF SUPPLEMENTAL BALANCE SHEET INFORMATION (Details) - USD ($) |
Feb. 28, 2022 |
May 31, 2021 |
|---|---|---|
| Commitments and Contingencies Disclosure [Abstract] | ||
| Operating lease ROU assets – net | $ 2,693,878 | $ 3,797,527 |
| Current operating lease liabilities, included in current liabilities | (1,141,902) | (1,466,409) |
| Noncurrent operating lease liabilities, included in long-term liabilities | (1,656,882) | (2,431,144) |
| Total operating lease liabilities | $ (2,798,784) | $ (3,897,553) |