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Commitments - Summary of Lease Liabilities and Right-of-Use Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Assets |  |
Operating | $ 744 | $ 781
Financing | 102 |
Total leased assets | 846 |
Liabilities |  |
Operating lease liabilities, current | 136 | 147
Financing lease liabilities, current | 108 |
Operating lease liabilities. noncurrent | 624 | $ 646
Financing lease liabilities, noncurrent | 4 |
Total lease liabilities | $ 872 |
Weighted-average remaining lease term (years) - operating leases | 6 years 8 months 26 days |
Weighted-average remaining lease term (years) - finance leases | 9 months 25 days |
Weighted-average discount rate - operating leases | 7.91% |
Weighted-average discount rate - finance leases | 5.00% |

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