Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Millions, $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Receivable from collaboration partners, current	$ 11	$ 20
Accounts payable, current	42	18
Deferred revenue, current	52	85
Deferred revenue, noncurrent	$ 53	$ 234
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	400.0	400.0
Common stock, shares issued (in shares)	107.1	92.2
Common stock, shares outstanding (in shares)	107.1	92.2
Related Party
Receivable from collaboration partners, current	$ 0	$ 6
Accounts payable, current	29	0
Deferred revenue, current	52	85
Deferred revenue, noncurrent	$ 53	$ 234