Property and Equipment, net - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	$ 16,019	$ 12,249
Less: Accumulated depreciation	(10,348)	(8,682)
Total property and equipment, net	5,671	3,567	[1]
Laboratory equipment
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	10,956	10,410
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	2,118	1,663
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	1,727	0
Computer equipment and software
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	1,090	124
Construction-in-progress
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	$ 128	$ 52

[1] The condensed balance sheet as of December 31, 2023 has been derived from the audited financial statements as of that date.