6. STOCK OPTIONS AND WARRANTS (Details - Unvested Option activity) - Unvested Stock Options [Member] - $ / shares |
12 Months Ended | |
|---|---|---|
Apr. 30, 2021 |
Apr. 30, 2020 |
|
| Options Outstanding | ||
| Beginning balance | 4,133 | 4,133 |
| Granted | 7,334 | 8,133 |
| Vested | (7,467) | (8,133) |
| Forfeited | 0 | 0 |
| Ending balance | 4,000 | 4,133 |
| Beginning balance | ||
| Granted | 13.90 | 60.09 |
| Vested | ||
| Forfeited | ||
| Ending balance | $ 10.05 | |
| X | ||||||||||
- Definition Weighted Average Grant Date Fair Value per Share vested No definition available.
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| X | ||||||||||
- Definition Net number of share options (or share units) granted during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of non-vested options outstanding. No definition available.
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| X | ||||||||||
- Definition Number of non-vested options forfeited. No definition available.
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| X | ||||||||||
- Definition Weighted average grant-date fair value of non-vested options forfeited. No definition available.
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| X | ||||||||||
- Definition Number of options vested. No definition available.
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| X | ||||||||||
- Details
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