XML 64 R42.htm IDEA: XBRL DOCUMENT v3.20.4
License and Collaboration Agreement - Contract Assets and Liabilities (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Deferred revenue - related party    
Balance at Beginning of Period $ 17,738  
Balance at End of Period 14,477 $ 17,738
Payable to collaboration partner - related party    
Balance at Beginning of Period 1,262  
Balance at End of Period 2,732 1,262
Janssen Biotech, Inc. | License and Collaboration Agreement    
Receivable from collaboration partner - related party    
Balance at Beginning of Period 5,955 2,042
Additions 6,221 36,837
Deductions (9,750) (32,924)
Balance at End of Period 2,426 5,955
Contract asset - related party    
Contract asset - related party, Balance at Beginning of Period 800 2,545
Contract asset - related party, Additions 342 800
Contract asset - related party, Deductions (1,142) (2,545)
Contract asset - related party, Balance at End of Period   800
Deferred revenue - related party    
Balance at Beginning of Period 41,530 8,223
Additions 3,963 42,456
Deductions (31,016) (9,149)
Balance at End of Period 14,477 41,530
Payable to collaboration partner - related party    
Balance at Beginning of Period 1,262 1,061
Additions 3,800 1,468
Deductions (2,330) (1,267)
Balance at End of Period $ 2,732 $ 1,262