Collaboration, License & Clinical Supply Agreements - Schedule of Collaboration and License Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaboration and license revenue	$ 8,303	$ 5,838	$ 14,209	$ 14,845
Collaboration and License
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaboration and license revenue	8,303	5,838	14,209	14,845
Collaboration and License | Abb Vie Restated Collaboration Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaboration and license revenue	0	657	0	5,240
Collaboration and License | AbbVie Development And Option Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaboration and license revenue	$ 8,303	$ 5,181	$ 14,209	$ 9,605