Quarterly report pursuant to Section 13 or 15(d)

Revenue - Revenue From Licensing Agreements and Strategic Partnerships (Details)

v3.10.0.1
Revenue - Revenue From Licensing Agreements and Strategic Partnerships (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Disaggregation of Revenue [Line Items]        
Revenue $ 11,691 $ 1,853 $ 15,843 $ 3,196
Seattle Genetics        
Disaggregation of Revenue [Line Items]        
Revenue 2,425 0 2,731 0
AstraZeneca        
Disaggregation of Revenue [Line Items]        
Revenue 6,390 592 8,937 592
Servier        
Disaggregation of Revenue [Line Items]        
Revenue 1,419 363 2,627 689
Other        
Disaggregation of Revenue [Line Items]        
Revenue $ 1,457 $ 898 $ 1,548 $ 1,915