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Fair Value Measurements (Information Regarding Quantitative Inputs Used To Value Assets Classified As Level 3) (Details) - Significant Unobservable Inputs (Level 3) [Member]
$ in Thousands
Mar. 31, 2020
USD ($)
item
Dec. 31, 2019
USD ($)
item
Impaired Loans [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Assets, Fair Value | $ $ 1,908 $ 1,239
Impaired Loans [Member] | Minimum [Member] | Discounted Appraised Value [Member] | Selling Cost [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Impaired loans 0.0 0.0
Impaired Loans [Member] | Minimum [Member] | Discounted Appraised Value [Member] | Discount For Lack Of Marketability And Age Of Appraisal [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Impaired loans 0.0 0.0
Impaired Loans [Member] | Maximum [Member] | Discounted Appraised Value [Member] | Selling Cost [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Impaired loans 10.0 10.0
Impaired Loans [Member] | Maximum [Member] | Discounted Appraised Value [Member] | Discount For Lack Of Marketability And Age Of Appraisal [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Impaired loans 20.0 20.0
Impaired Loans [Member] | Weighted Average [Member] | Discounted Appraised Value [Member] | Selling Cost [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Impaired loans 8.0 8.0
Impaired Loans [Member] | Weighted Average [Member] | Discounted Appraised Value [Member] | Discount For Lack Of Marketability And Age Of Appraisal [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Impaired loans 6.0 6.0
OREO [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Assets, Fair Value | $ $ 1,761 $ 2,339
OREO [Member] | Minimum [Member] | Discounted Appraised Value [Member] | Selling Cost [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
OREO 0.0 0.0
OREO [Member] | Minimum [Member] | Discounted Appraised Value [Member] | Discount For Lack Of Marketability And Age Of Appraisal [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
OREO 0.0 0.0
OREO [Member] | Maximum [Member] | Discounted Appraised Value [Member] | Selling Cost [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
OREO 10.0 10.0
OREO [Member] | Maximum [Member] | Discounted Appraised Value [Member] | Discount For Lack Of Marketability And Age Of Appraisal [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
OREO 25.0 25.0
OREO [Member] | Weighted Average [Member] | Discounted Appraised Value [Member] | Selling Cost [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
OREO 6.0 6.0
OREO [Member] | Weighted Average [Member] | Discounted Appraised Value [Member] | Discount For Lack Of Marketability And Age Of Appraisal [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
OREO 15.0 15.0