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v3.21.2

License and Collaboration Agreement - Contract Assets and Liabilities (Details) - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2021 | Sep. 30, 2020
Deferred revenue - related party |  |
Balance at Beginning of Period | $ 14,477 |
Balance at End of Period | 2,241 |
Payable to collaboration partner - related party |  |
Balance at Beginning of Period | 2,732 |
Balance at End of Period | 1,121 |
Janssen | License and Collaboration Agreement |  |
Receivable from collaboration partner - related party |  |
Balance at Beginning of Period | 2,426 | $ 5,955
Additions | 5,732 | 5,284
Deductions | (5,520) | (8,450)
Balance at End of Period | 2,638 | 2,789
Contract asset - related party |  |
Contract asset - related party, Balance at Beginning of Period |  | 800
Contract asset - related party, Additions |  | 342
Contract asset - related party, Deductions |  | (1,142)
Deferred revenue - related party |  |
Balance at Beginning of Period | 14,477 | 41,530
Additions | 16,715 | 3,500
Deductions | (28,951) | (24,153)
Balance at End of Period | 2,241 | 20,877
Payable to collaboration partner - related party |  |
Balance at Beginning of Period | 2,732 | 1,262
Additions | 9,785 | 2,114
Deductions | (11,396) | (1,299)
Balance at End of Period | $ 1,121 | $ 2,077

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