Property and equipment, net - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Property Plant And Equipment [Line Items]
Operating lease right-of-use assets	$ 70,156	$ 73,141
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Property and equipment, net	Property and equipment, net
Property and equipment	$ 354,991	$ 318,304
Less: accumulated depreciation	(36,109)	(30,608)
Property and equipment, net	318,882	287,696
Computers
Property Plant And Equipment [Line Items]
Property and equipment, gross	3,757	3,517
Land
Property Plant And Equipment [Line Items]
Property and equipment, gross	53,405	53,405
Building
Property Plant And Equipment [Line Items]
Property and equipment, gross	63,126	43,947
Laboratory equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	76,136	70,350
Leasehold improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 88,411	$ 73,944