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Derivatives (Derivative Assets and Liabilities) (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Schedule Of Trading Securities And Other Trading Assets [Line Items]    
Derivative Assets $ 0 $ 6,000
Derivative Liabilities 1,712,000 913,000
Designated as Hedging Instrument [Member]    
Schedule Of Trading Securities And Other Trading Assets [Line Items]    
Derivative Liabilities 1,712,000 907,000
Interest Rate Cap [Member]    
Schedule Of Trading Securities And Other Trading Assets [Line Items]    
Derivative Assets 0 6,000
Derivative Liabilities $ 0 $ 6,000