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Financial Instruments with Off-Balance Sheet Risk (Schedule of Commitments Outstanding) (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Commitments outstanding $ 266,186 $ 219,343
Commitments to Extend Credit [Member]    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Commitments outstanding 257,009 211,652
Letters of Credit [Member]    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Commitments outstanding $ 9,177 $ 7,691