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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, 2016
USD ($)
Collateral Dependent Impaired Loans [Member]  
Fair Value Inputs, Assets, Quantitative Information [Line Items]  
Assets at fair value $ 901 [1]
Loan Servicing Rights [Member]  
Fair Value Inputs, Assets, Quantitative Information [Line Items]  
Assets at fair value $ 1,075
Discount rate 5.30% [2]
Constant prepayment rate 10.20% [2]
Other Real Estate Owned [Member]  
Fair Value Inputs, Assets, Quantitative Information [Line Items]  
Assets at fair value $ 107 [1]
Minimum [Member] | Collateral Dependent Impaired Loans [Member]  
Fair Value Inputs, Assets, Quantitative Information [Line Items]  
Appraisal adjustments 0.00% [3]
Minimum [Member] | Other Real Estate Owned [Member]  
Fair Value Inputs, Assets, Quantitative Information [Line Items]  
Appraisal adjustments 38.00% [3]
Maximum [Member] | Collateral Dependent Impaired Loans [Member]  
Fair Value Inputs, Assets, Quantitative Information [Line Items]  
Appraisal adjustments 50.00% [3]
Maximum [Member] | Other Real Estate Owned [Member]  
Fair Value Inputs, Assets, Quantitative Information [Line Items]  
Appraisal adjustments 72.00% [3]
[1] Fair value is generally determined through independent appraisals of the underlying collateral, which generally include various Level 3 inputs which are not identifiable.
[2] Weighted averages.
[3] Appraisals may be adjusted by management for qualitative factors such as economic conditions and estimated liquidation expenses.