Agreements - Viridian (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Oct. 31, 2020
Collaborative Agreements disclosures
Revenue from contract with customer	$ 15,375		$ 9,210	$ 67,615	$ 41,864
License and milestone fees
Collaborative Agreements disclosures
Revenue from contract with customer	$ 7,382		$ 2,677	$ 45,247	3,086
Viridian
Collaborative Agreements disclosures
Revenue from contract with customer					$ 2,500	$ 3,000
Viridian | License and milestone fees
Collaborative Agreements disclosures
Potential milestone payment							$ 143,000
Viridian | License and milestone fees | Development milestones
Collaborative Agreements disclosures
Revenue from contract with customer		$ 3,000