v3.26.3
Segment information - Schedule Segment Reporting (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2026
Operating Expenses [Abstract]        
Research and development $ 5,277     $ 11,461
General and administrative 5,466     8,839
Total operating expenses 10,743     20,300
Operating loss (10,743)     (20,300)
Interest income 925     1,225
Other income, net 94     94
Total other income, net 1,019     1,319
Net loss (9,724) $ (6,512) $ (2,745) (18,981)
Reportable Segment        
Operating Expenses [Abstract]        
Total operating expenses 10,743     20,300
Operating loss (10,743)     (20,300)
Interest income 925     1,225
Other income, net 94     94
Total other income, net 1,019     1,319
Net loss (9,724)     (18,981)
Reportable Segment | Clinical and external research and development costs        
Operating Expenses [Abstract]        
Research and development 4,339     9,444
Reportable Segment | Personnel related        
Operating Expenses [Abstract]        
Research and development 838     1,890
General and administrative 1,452     2,793
Reportable Segment | Other        
Operating Expenses [Abstract]        
Research and development 100     127
Reportable Segment | Professional fees        
Operating Expenses [Abstract]        
General and administrative 1,547     3,397
Reportable Segment | Other        
Operating Expenses [Abstract]        
General and administrative $ 2,467     $ 2,649