Income taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands |
Dec. 31, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Deferred tax assets | $ 625 | $ 697 |
| Deferred tax liabilities | 0 | (3,578) |
| Losses from operations carried forward | ||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Deferred tax assets | 596 | 665 |
| Research and development tax credits | ||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Deferred tax assets | 29 | 32 |
| Intangible assets | ||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Deferred tax liabilities | $ (625) | $ (4,275) |