v3.26.1
Related Party Transactions (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Related Party Transactions          
Research and development expenses $ 85,337 $ 108,755 $ 166,877 $ 205,377  
Related party          
Related Party Transactions          
Research and development expenses 399 259 $ 465 521  
Related party | Foresite labs          
Related Party Transactions          
Automatic renewal term     1 year    
Research and development expenses 400 $ 300 $ 500 $ 500  
Research and development accrued expenses $ 0   $ 0   $ 0