v3.26.1
License and Acquisition Agreements - Biogen Asset Purchase Agreement (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
License and Acquisition Agreements        
Research and development $ 40,899 $ 18,753 $ 68,374 $ 38,078
Other research and discovery related arrangements        
License and Acquisition Agreements        
Research and development $ 6,520 $ 30 $ 6,520 $ 44