Summary of significant accounting policies (Details) $ in Thousands |
6 Months Ended | ||
|---|---|---|---|
|
Jun. 30, 2026
USD ($)
Segment
|
Dec. 31, 2025
USD ($)
|
Jun. 30, 2025
USD ($)
|
|
| Summary of significant accounting policies | |||
| Number of operating segments | 1 | ||
| Number of reportable segments | 1 | ||
| Restricted cash | $ | $ 210 | $ 210 | $ 210 |
| Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] | srt:ChiefExecutiveOfficerMember | ||
| Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description | The CODM assesses performance for the segment based on net loss, which is reported on the condensed consolidated statements of operations and comprehensive loss as net loss. The measure of segment assets is reported on the condensed consolidated balance sheets as total assets. When evaluating the Company’s financial performance, the CODM regularly reviews total revenues, total expenses and research and development expenses by program. |