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Maturities of Lease Liabilities (Detail) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Years Ended December 31, |  |
Operating leases, 2021 | $ 676 |
Operating leases, 2022 | 696 |
Operating leases 2023 | 175 |
Operating leases, 2024 | 0 |
Operating leases, thereafter | 0 |
Operating leases, total mimimum lease payments | 1,547 |
Operating leases, less amount representing interest | (97) |
Operating leases present value | 1,450 | $ 2,004
Finance leases, 2021 | 35 |
Finance leases, 2022 | 25 |
Finance leases, 2023 | 21 |
Finance leases, 2024 | 0 |
Finance leases, thereafter | 0 |
Finance leases, total minimum lease payments | 81 |
Finance leases, less amount representing interest | (6) |
Finance leases present value | $ 75 | $ 34

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