STOCK OPTIONS AND WARRANTS (Details - Option activity) - Equity Option [Member] - $ / shares |
9 Months Ended | 12 Months Ended |
|---|---|---|
Jan. 31, 2026 |
Apr. 30, 2025 |
|
| Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] | ||
| Number of options outstanding, beginning | 1,169,961 | |
| Weighted average exercise price per share, beginning | $ 2.21 | |
| Weighted average remaining contractual term | 7 years 11 months 1 day | 8 years 7 months 13 days |
| Number of options, issued | 0 | |
| Weighted average exercise price per share, issued | $ 0 | |
| Number of options, expired and forfeited | (9,334) | |
| Weighted average exercise price per share, expired and forfeited | $ 10.78 | |
| Number of options outstanding, ending | 1,160,627 | 1,169,961 |
| Weighted average exercise price per share, ending | $ 2.14 | $ 2.21 |
| Number of options, exercisable | 907,695 | |
| Weighted average exercise price per share, exercisable | $ 2.39 | |
| Weighted-average remaining contractual term, exercisable | 7 years 6 months 21 days |
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Weighted average price of options that were either forfeited or expired. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Net number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted-average contractual term remaining for option award outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Weighted-average contractual term remaining for exercisable stock option, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|