Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Payables And Accruals [Abstract]
Accrued compensation and benefits	$ 623	$ 2,289
Accrued professional services	1,049	1,341
Other	92	74
Total accrued expenses and other current liabilities	$ 1,764	$ 3,704