Fair value measurement - Changes in fair value of pre funded warrants (Details) $ in Thousands |
6 Months Ended |
|---|---|
|
Jun. 30, 2026
USD ($)
| |
| Fair value measurement. | |
| Beginning balance | $ 12,595 |
| Changes in fair value of liability related to pre-funded warrants | 12,201 |
| Currency translation effects | (554) |
| Ending balance | $ 24,242 |