Supplemental Information - Schedule of Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Supplemental Balance Sheet Information [Abstract]
Professional fees and securities litigation costs	$ 27,884	$ 12,178
Operating lease liabilities	$ 18,878	$ 28,032
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other current liabilities	Accrued expenses and other current liabilities
Contingent consideration	$ 18,468	$ 6,378
Employee compensation and benefits	15,678	19,441
Deferred other income	4,009	0
Biosecurity costs	3,564	15,401
External research and development expenses	2,739	1,844
Property and equipment	2,667	11,624
Finance lease liabilities	$ 1,055	$ 1,300
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other current liabilities	Accrued expenses and other current liabilities
Lab supplies	$ 861	$ 3,434
Other current liabilities	14,248	15,062
Accrued expenses and other current liabilities	$ 110,051	$ 114,694