Note 12 - Other Assets (Details) - Schedule of Other Assets - USD ($) |
Feb. 28, 2019 |
May 31, 2018 |
|---|---|---|
| Schedule of Other Assets [Abstract] | ||
| Security deposits | $ 160,450 | $ 0 |
| Total Other Assets | $ 160,450 | $ 0 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of noncurrent assets classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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