Accrued Expenses - Schedule of Accrued Expenses (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Accrued Liabilities, Current [Abstract]
Research and development expenses	$ 15,700	$ 15,169
Payroll and payroll-related	3,745	6,033
Professional fees	1,654	1,417
Other	639	352
Accrued expenses	$ 21,738	$ 22,971