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Commitments and Contingencies - Summary of Future Minimum Lease Payments (Detail) - Building Lease Agreement [Member]
$ in Thousands
Mar. 31, 2021
USD ($)
Other Commitments [Line Items]  
2021 (nine months) $ 1,692
2022 1,884
2023 1,685
2024 1,730
Total minimum payments $ 6,991