Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	$ 109,049	$ 118,879
Less: Accumulated depreciation and amortization	(74,278)	(70,679)
Total property and equipment, net	34,771	48,200
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	79,739	79,613
Laboratory equipment
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	26,372	36,106
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	1,672	1,805
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	814	1,114
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	$ 452	$ 241