Balance Sheet Details (Property and Equipment) (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Total	$ 26,406	$ 26,387
Less: accumulated depreciation	(13,523)	(13,146)
Property and equipment, net	12,883	13,241
Laboratory equipment
Property, Plant and Equipment [Line Items]
Total	21,334	21,316
Office and computer equipment
Property, Plant and Equipment [Line Items]
Total	438	438
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total	831	831
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total	$ 3,803	$ 3,802