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Leases - Schedule of Operating Lease Liability Maturity (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Jan. 02, 2019 | Dec. 31, 2018
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Leases [Abstract] |  |  |
Operating Leases 2020 | $ 442 |  |
Operating Leases 2021 | 450 |  |
Operating Leases 2022 | 458 |  |
Operating Leases 2023 | 466 |  |
Operating Leases 2024 | 342 |  |
Operating Leases 2025 and thereafter | 1,458 |  |
Operating Leases Total undiscounted lease payments | 3,616 |  |
Operating Leases Less: Imputed interest | (1,030) |  |
Operating Leases Present value of lease payments | 2,586 | $ 2,622 |
Current portion of operating lease obligations | 244 |  |
Long-term operating lease obligations, less current portion | $ 2,342 |  |

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