Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Receivable from collaboration partners, current	$ 52	$ 39
Other noncurrent assets	108	114
Deferred revenue, current	103	97
Deferred revenue, noncurrent	$ 326	$ 355
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	10,000,000.0	10,000,000.0
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	400,000,000.0	400,000,000.0
Common stock, shares issued (in shares)	74,800,000	72,900,000
Common stock, shares outstanding (in shares)	74,800,000	72,900,000
Related Party
Receivable from collaboration partners, current	$ 22	$ 39
Other noncurrent assets	6	2
Deferred revenue, current	96	97
Deferred revenue, noncurrent	$ 309	$ 355