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Fair Values of Financial Instruments (Additional Qualitative Information about Level 3 Assets) (Details) $ in Thousands | Dec. 31, 2020 USD ($) item | Dec. 31, 2019 USD ($) item
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Impaired Loans [Member] | Appraisal of collateral [Member] | Measurement Input, Appraised Value [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets, Fair Value Disclosure | $ | $ 2,662 | $ 1,531
Servicing Asset, Measurement Input |  | 10.00
Impaired Loans [Member] | Present value of future cash flows [Member] | Measurement Input, Discount Rate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets, Fair Value Disclosure | $ |  | $ 53
Impaired Loans [Member] | Minimum [Member] | Appraisal of collateral [Member] | Measurement Input, Appraised Value [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input | 0 |
Impaired Loans [Member] | Minimum [Member] | Present value of future cash flows [Member] | Measurement Input, Discount Rate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input |  | 4.00
Impaired Loans [Member] | Maximum [Member] | Appraisal of collateral [Member] | Measurement Input, Appraised Value [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input | 10.59 |
Impaired Loans [Member] | Maximum [Member] | Present value of future cash flows [Member] | Measurement Input, Discount Rate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input |  | 6.97
Impaired Loans [Member] | Weighted Average [Member] | Appraisal of collateral [Member] | Measurement Input, Appraised Value [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input | 9.75 | 10.00
Impaired Loans [Member] | Weighted Average [Member] | Present value of future cash flows [Member] | Measurement Input, Discount Rate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input |  | 5.55
Foreclosed Real Estate Owned [Member] | Appraisal of collateral [Member] | Measurement Input, Liquidation Espenses [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets, Fair Value Disclosure | $ | $ 965 | $ 1,556
Servicing Asset, Measurement Input | 7.00 |
Foreclosed Real Estate Owned [Member] | Minimum [Member] | Appraisal of collateral [Member] | Measurement Input, Liquidation Espenses [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input |  | 0
Foreclosed Real Estate Owned [Member] | Maximum [Member] | Appraisal of collateral [Member] | Measurement Input, Liquidation Espenses [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input |  | 7.00
Foreclosed Real Estate Owned [Member] | Weighted Average [Member] | Appraisal of collateral [Member] | Measurement Input, Liquidation Espenses [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Servicing Asset, Measurement Input | 7.00 | 4.34

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