Subleases (Details) - South San Francisco	1 Months Ended	3 Months Ended
	Mar. 31, 2024 USD ($) ft² item	Mar. 31, 2024 USD ($) ft² item	Mar. 31, 2023 USD ($)
Office and Laboratory Space, South San Francisco
Lessee, Lease, Description [Line Items]
Area of subleased property	107,000	107,000
Operating sublease income | $		$ 2,090,000	$ 2,090,000
Total Area	162,000	162,000
Number of separate Subleases entered | item	3	3
Remaining vacant space for sublease	31,000	31,000
Sublease
Lessee, Lease, Description [Line Items]
Area of subleased property	8,000	8,000
Sublease term	2 years
Option to extend	false
Monthly base rent | $	$ 38,000
Expected sublease income | $	$ 900,000
Increase in annual base rent (as a percent)	3.00%