Note 9 - Long-term Investments (Details Textual) - Gold Royalty Corp [member] - CAD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Nov. 30, 2025 |
Nov. 30, 2024 |
|
| Statement Line Items [Line Items] | ||
| Increase (decrease) in number of shares through equity investments designated at fair value through other comprehensive income (in shares) | 100,000 | |
| Increase (decrease) through equity investments designated at fair value through other comprehensive income | $ 0 | $ 190 |