Derivative liabilities - Movements related to the Purchase Consideration (Details) - Nautical Ventures Group Inc. - Derivative (option) portion - USD ($) |
9 Months Ended | 12 Months Ended |
|---|---|---|
May 31, 2026 |
Aug. 31, 2025 |
|
| Derivative Liabilities | ||
| Opening balance | $ 384,338 | |
| Fair value at issuance | $ 4,027,650 | |
| Revaluation during the period due to partial settlements of underlying convertible note due to related party recorded in contributed surplus | (17,578) | |
| Revaluation at the end of the period | (366,751) | (3,643,312) |
| Closing balance | $ 9 | $ 384,338 |