Financial risk management (Details 2) - USD ($) $ in Thousands |
9 Months Ended | 12 Months Ended |
|---|---|---|
Sep. 30, 2025 |
Dec. 31, 2024 |
|
| Financial risk management | ||
| Lease liabilities, beginning of year | $ 1,655 | $ 1,436 |
| Additions | 2,081 | 823 |
| Lease principal payments | (668) | (608) |
| Lease interest payments | (143) | (71) |
| Accretion on lease liabilities | 118 | 75 |
| Lease liabilities, end of year | $ 3,043 | $ 1,655 |