Property, plant and equipment - Right-of-Use Assets (Details) - USD ($) $ in Thousands |
Dec. 31, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Disclosure of quantitative information about right-of-use assets [line items] | ||
| Right-of-use assets | $ 12,017 | $ 12,206 |
| Property | ||
| Disclosure of quantitative information about right-of-use assets [line items] | ||
| Right-of-use assets | 11,487 | 11,837 |
| Equipment | ||
| Disclosure of quantitative information about right-of-use assets [line items] | ||
| Right-of-use assets | 116 | 139 |
| Vehicle | ||
| Disclosure of quantitative information about right-of-use assets [line items] | ||
| Right-of-use assets | $ 414 | $ 230 |