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Supplemental Balance Sheet Information - Summary of Accrued Expenses (Detail) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Accrued Liabilities, Current [Abstract]    
Research and development expenses $ 6,368 $ 8,882
Compensation and benefit costs 5,304 5,579
Consulting and professional fees 771 999
Other liabilities 131 178
Accrued expenses $ 12,574 $ 15,638