Property and Equipment, Net - Balances (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 4,834	$ 12,113
Less: Accumulated depreciation	(2,650)	(10,618)
Total property and equipment, net	2,184	1,495
Office equipment and furniture
Property, Plant and Equipment [Line Items]
Property and equipment, gross	2,686	2,923
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	2,148	9,144
Laboratory equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 0	$ 46