Balance Sheet Details - Schedule of Accounts Payable and Accrued Expenses (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Accounts Payable and Accrued Liabilities, Current [Abstract]
Accounts payable	$ 10,756	$ 6,548
Accrued clinical trial costs	5,717	5,527
Accrued research and development costs	4,245	2,312
Accrued outside services and professional fees	4,550	1,726
Accrued landlord improvements	2,926	3,816
Other accrued expenses	489	3,267
Total	$ 28,683	$ 23,196