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Leases - Schedule of Undiscounted Future Minimum Payments under Operating Leases (Detail)
$ in Thousands
Dec. 31, 2021
USD ($)
Leases [Abstract]  
2022 $ 889
2023 918
2024 926
2025 229
Total undiscounted lease payments 2,962
Less: imputed interest (348)
Total lease liability $ 2,614