v3.26.1
Acquisitions of IPR&D - Additional Information (Details) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2023
Dec. 31, 2025
Dec. 12, 2024
Mar. 29, 2023
Seven and Eight Collaboration Agreement and SW License and Development Agreement                
Business Combination [Line Items]                
Simple agreements for future equity issued, amount               $ 35,000,000
Upfront payments recognized as in-process research and development expenses         $ 46,000,000      
Future milestones accrued $ 0   $ 0     $ 0    
Upfront fee paid in cash               11,000,000
Seven and Eight Collaboration Agreement and SW License and Development Agreement | Seven and Eight                
Business Combination [Line Items]                
Simple agreements for future equity issued, amount               31,500,000
Additional milestone payable upon achievement of certain development and regulatory milestones               369,600,000
Additional milestone payable upon the achievement of certain development and regulatory milestones for a compound that is not a conjugate               219,600,000
Additional milestone payable upon the achievement of certain development and regulatory milestones for a compound that is a conjugate               150,000,000
Upfront fee paid in cash               10,500,000
Seven and Eight Collaboration Agreement and SW License and Development Agreement | SW                
Business Combination [Line Items]                
Simple agreements for future equity issued, amount               3,500,000
Upfront fee paid in cash               500,000
Seven and Eight Collaboration Agreement and SW License and Development Agreement | SW | Maximum                
Business Combination [Line Items]                
Additional milestone payable upon the achievement of certain regulatory milestones               29,400,000
Additional milestone payable upon the achievement of certain commercial milestones               $ 350,000,000
Impact Agreement                
Business Combination [Line Items]                
Upfront payments recognized as in-process research and development expenses         $ 31,500,000      
Future milestones accrued 0   0     $ 0    
Upfront fee paid in cash             $ 31,500,000  
Maximum amount payable upon the achievement of certain commercial milestones             775,000,000  
Development and regulatory milestones, paid $ 0 $ 2,500,000 $ 5,000,000 $ 2,500,000        
Impact Agreement | Maximum                
Business Combination [Line Items]                
Maximum amount payable upon the achievement of certain development and regulatory milestones milestones             $ 181,000,000