Condensed Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenue from contract with customer, excluding assessed tax	$ 48	$ 32	$ 232	$ 86
Related Party
Research and development expense, net of recoveries	2	22	32	89
License and Development Services Revenue
Revenue from contract with customer, excluding assessed tax	41	22	204	58
License and Development Services Revenue | Related Party
Revenue from contract with customer, excluding assessed tax	23	18	179	54
Other Collaboration Revenue
Revenue from contract with customer, excluding assessed tax	7	10	28	28
Other Collaboration Revenue | Related Party
Revenue from contract with customer, excluding assessed tax	$ 7	$ 10	$ 28	$ 28