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Leases (Schedule of Maturities of Lease Liabilities) (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Fiscal Year-End    
2021 $ 258  
2022 261  
2023 264  
2024 270  
2025 280  
Years thereafter 6,325  
Total lease payments 7,658  
Less imputed interest (3,170)  
Total lease liabilities $ 4,488 $ 3,877