Fair Value Measurements (Additional Quantitative Information About Assets Measured At Fair Value On A Recurring And Non-Recurring Basis) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Collateral Dependent Impaired Loans [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets at fair value	$ 3,630
Collateral Dependent Impaired Loans [Member] | Minimum [Member] | Appraisal Adjustments [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Unobservable Input Value or Range	30.00%
Loan Servicing Rights [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets at fair value	$ 1,129
Loan Servicing Rights [Member] | Discount Rate [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Unobservable Input Value or Range	10.20%
Loan Servicing Rights [Member] | Constant Prepayment Rate [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Unobservable Input Value or Range	17.20%
Other Real Estate Owned [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Assets at fair value	$ 468
Other Real Estate Owned [Member] | Minimum [Member] | Appraisal Adjustments [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Unobservable Input Value or Range	29.00%