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Leases - Schedule of Maturities of Lease Liabilities (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Leases [Abstract]    
2020 (Remainder of the year) $ 66 $ 216
2021 235 234
2022 180 180
2023 175 174
2024 176 176
2025 155 154
Total future lease payments 987 1,134
Less imputed interest (174) (231)
Total lease liability balance $ 813 $ 903