Quarterly report pursuant to Section 13 or 15(d)

Revenue - Potential Milestone Payments (Details)

v3.20.2
Revenue - Potential Milestone Payments (Details) - Strategic Partnerships and Other License Agreements
$ in Millions
Jun. 30, 2020
USD ($)
Research, Development, Regulatory & Commercial Milestones  
Revenue Recognition, Milestone Method [Line Items]  
Total potential milestone payments $ 2,557
Research, Development, Regulatory & Commercial Milestones | AstraZeneca  
Revenue Recognition, Milestone Method [Line Items]  
Total potential milestone payments 1,111
Research, Development, Regulatory & Commercial Milestones | Servier  
Revenue Recognition, Milestone Method [Line Items]  
Total potential milestone payments 682
Research, Development, Regulatory & Commercial Milestones | Seattle Genetics  
Revenue Recognition, Milestone Method [Line Items]  
Total potential milestone payments 764
Sales Milestones  
Revenue Recognition, Milestone Method [Line Items]  
Total potential milestone payments 2,015
Sales Milestones | AstraZeneca  
Revenue Recognition, Milestone Method [Line Items]  
Total potential milestone payments 960
Sales Milestones | Servier  
Revenue Recognition, Milestone Method [Line Items]  
Total potential milestone payments 605
Sales Milestones | Seattle Genetics  
Revenue Recognition, Milestone Method [Line Items]  
Total potential milestone payments $ 450