Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Accrued Expenses And Other Current Liabilities [Abstract]
Employee compensation	$ 930	$ 2,809
Research and development expenses	2,382	2,489
Professional fees	1,003	530
Other current liabilities	16	26
Total	$ 4,331	$ 5,854