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Commitments - Summary of Operating and Financing Lease Obligation (Detail) $ in Thousands | Dec. 31, 2020 USD ($)
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Commitments and Contingencies Disclosure [Abstract] |
2021 | $ 106
Total undiscounted lease payments | 106
Less: Amount associated with discounting | (10)
Net operating lease liabilities | 96
2020 | 2
Total undiscounted lease payments | 2
Less: Amount associated with discounting | 0
Net finance lease liabilities | $ 2

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