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Leases (Future Maturities of Lease Liabilities) (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
Leases [Abstract]      
2020 $ 208    
2021 172    
2022 46    
2023 38    
2024 38    
Thereafter 168    
Total lease payments 670    
Less: Imputed interest (66)    
Total $ 604 $ 451 $ 0