Balance Sheet Details - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Property Plant And Equipment [Line Items]
Total property and equipment	$ 9,816	$ 9,917
Less: accumulated depreciation	(4,443)	(2,914)
Property and equipment, net	5,373	7,003
Laboratory Equipment
Property Plant And Equipment [Line Items]
Total property and equipment	8,366	8,454
Furniture and Fixtures
Property Plant And Equipment [Line Items]
Total property and equipment	792	792
Computer Equipment and Software
Property Plant And Equipment [Line Items]
Total property and equipment	658	628
Assets not placed in service
Property Plant And Equipment [Line Items]
Total property and equipment	$ 0	$ 43