Revenues - Summary of Revenues by Collaboration, Category of Revenue and Method of Recognition (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
License And Collaboration Agreements [Line Items]
Revenue from contract with customer, excluding assessed tax	$ 32	$ 33	$ 86	$ 78
License and R&D services
License And Collaboration Agreements [Line Items]
Revenue from contract with customer, excluding assessed tax	20	23	57	48
Access rights
License And Collaboration Agreements [Line Items]
Revenue from contract with customer, excluding assessed tax	8	8	25	25
R&D services
License And Collaboration Agreements [Line Items]
Revenue from contract with customer, excluding assessed tax	4	0	4	0
Access rights
License And Collaboration Agreements [Line Items]
Revenue from contract with customer, excluding assessed tax	$ 0	$ 2	$ 0	$ 5