Annual report [Section 13 and 15(d), not S-K Item 405]

Contingencies and commitments - Alpine Collaboration Agreement (Details)

v3.25.1
Contingencies and commitments - Alpine Collaboration Agreement (Details) - Alpine Immune Sciences Inc. - USD ($)
1 Months Ended 12 Months Ended
Jun. 30, 2019
Dec. 31, 2022
Dec. 31, 2019
Maximum      
Contingencies and commitments      
Potential milestone payments $ 288,000,000    
Research and Development Expense      
Contingencies and commitments      
Upfront license fees $ 2,000,000   $ 2,000,000
Milestone payments   $ 1,000,000