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Borrowed Funds (Schedule of maturities of the advances) (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Borrowed Funds [Abstract]    
2020 $ 9,925,000  
2021 3,516,000  
2022 1,126,000  
2023 3,474,000  
Total $ 18,041,000 $ 16,822,000