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Commitments and Contingencies (Maturity of Operating Lease Liabilities) (Details)
$ in Thousands
Sep. 30, 2020
USD ($)
Commitments and Contingencies [Abstract]  
Remainder of 2020 $ 5
2021 21
2022 20
2023 4
2024 4
Thereafter 25
Total lease payments 79
Less: Imputed interest (12)
Present value of lease liabilities $ 67