Derivative financial instrument liabilities (Details) - USD ($) $ in Thousands |
9 Months Ended | |
|---|---|---|
May 31, 2025 |
Aug. 31, 2024 |
|
| IfrsStatementLineItems [Line Items] | ||
| Derivative warrant liabilities | $ 812 | $ 2,273 |
| Total derivative financial instrument liabilities | 812 | $ 2,273 |
| Derivative Warrant Liabilities [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Warrant liability | 2,273 | |
| Gains (losses) on change in fair value of derivatives | (1,461) | |
| Warrant liability | $ 812 |