NOTES PAYABLE (Details) - Schedule of Amortization of Debt Discount - USD ($) |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Feb. 28, 2019 |
Feb. 28, 2018 |
Feb. 28, 2019 |
Feb. 28, 2018 |
May 31, 2018 |
May 31, 2017 |
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| Schedule of Amortization of Debt Discount [Abstract] | ||||||
| Discounts on notes payable amortized to interest expense | $ 337,347 | $ 818,254 | $ 2,481,674 | $ 1,391,110 | $ 2,534,104 | $ 2,274,519 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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