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Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Detail) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Payables and Accruals [Abstract]    
Accrued payroll and related expenses $ 1,622 $ 4,162
Accrued external research and development expenses 1,390 3,091
Accrued professional fees 1,666 654
Accrued other 224 364
Total $ 4,902 $ 8,271