Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Summary of Significant Accounting Policies - Revenue by Source (Details)

v3.20.1
Basis of Presentation and Summary of Significant Accounting Policies - Revenue by Source (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Disaggregation of Revenue [Line Items]    
Total revenue $ 33,161 $ 43,484
Royalties    
Disaggregation of Revenue [Line Items]    
Total revenue 6,565 19,538
Kyprolis    
Disaggregation of Revenue [Line Items]    
Total revenue 4,405 3,833
Evomela    
Disaggregation of Revenue [Line Items]    
Total revenue 1,576 911
Other    
Disaggregation of Revenue [Line Items]    
Total revenue 584 601
Promacta    
Disaggregation of Revenue [Line Items]    
Total revenue 0 14,193
Captisol    
Disaggregation of Revenue [Line Items]    
Total revenue 21,109 8,959
Service revenue    
Disaggregation of Revenue [Line Items]    
Total revenue 3,357 3,883
Contract revenue    
Disaggregation of Revenue [Line Items]    
Total revenue 2,130 11,104
License Fees    
Disaggregation of Revenue [Line Items]    
Total revenue 975 850
Milestone    
Disaggregation of Revenue [Line Items]    
Total revenue 334 10,254
Other    
Disaggregation of Revenue [Line Items]    
Total revenue $ 821 $ 0