Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands		Jun. 30, 2022	Dec. 31, 2021
Payables and Accruals [Abstract]
Development and manufacturing costs		$ 9,877	$ 11,147
Payroll and payroll-related costs		8,503	9,216
Liability related to 2021 License Agreement		33,062	21,098
Facility and other		5,447	3,633
Total accrued expenses and other current liabilities	[1]	$ 56,889	$ 45,094

[1] Includes related party amounts of $33,062 and $21,098 at June 30, 2022 and December 31, 2021, respectively (see Note 11)