Note 10 - Stock Options - Summary of Options (Details) |
12 Months Ended |
|---|---|
|
Apr. 30, 2026
$ / shares
shares
| |
| Balance outstanding (in shares) | shares | 2,500,000 |
| Balance outstanding, weighted average exercise price (in dollars per share) | $ / shares | $ 0.06 |
| Exercised (in shares) | shares | (1,416,667) |
| Exercised, weighted average exercise price (in dollars per share) | $ / shares | $ (0.06) |
| Expired or forfeited (in shares) | shares | (1,083,333) |
| Expired or forfeited, weighted average exercise price (in dollars per share) | $ / shares | $ (0.06) |
| Balance outstanding (in shares) | shares | 0 |
| Balance outstanding, weighted average exercise price (in dollars per share) | $ / shares | $ 0 |
| 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
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| X | ||||||||||
- Definition Weighted average price of options that were either forfeited or expired. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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