Other Balance Sheet Components - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Property and Equipment, Net
Total property and equipment	$ 10,188	$ 10,086
Less: accumulated depreciation and amortization	(8,261)	(7,747)
Total property and equipment, net	1,927	2,339
Leasehold improvements
Property and Equipment, Net
Total property and equipment	4,518	4,518
Laboratory equipment
Property and Equipment, Net
Total property and equipment	4,195	4,106
Computer and software
Property and Equipment, Net
Total property and equipment	938	938
Furniture and fixtures
Property and Equipment, Net
Total property and equipment	524	524
Construction in progress
Property and Equipment, Net
Total property and equipment	$ 13	$ 0