Quarterly report [Sections 13 or 15(d)]

Commitments and Contingencies (Details)

v3.26.1
Commitments and Contingencies (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Lessee, Lease, Description [Line Items]        
Operating lease expense $ 200,000 $ 400,000 $ 200,000 $ 400,000
Cash payments 200,000 $ 100,000 400,000 $ 300,000
Future minimum lease payments 800,000   800,000  
Contractual obligations not included in financial statements 16,300,000   16,300,000  
Contractual obligations due within one year, not included in financial statements     2,500,000  
Contractual obligations due within two to three years, not included in financial statements 9,500,000   9,500,000  
Cancellation fees under agreements with contract manufacturers     0  
Arvinas And Pfizer        
Lessee, Lease, Description [Line Items]        
Contractual obligations not included in financial statements     26,800,000  
Contractual obligations due within in remainder 4,600,000   4,600,000  
Contractual obligations expected to be due $ 11,000,000.0   $ 11,000,000.0  
Headquarters office space sublease, South San Francisco, California        
Lessee, Lease, Description [Line Items]        
Weighted average remaining lease term (in years) 1 year 29 days   1 year 29 days