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Fair Value of Financial Instruments (Qualitative information for assets and liabilities) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Minimum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Constant prepayment rate | 18.81% | 9.02% | 8.49%
Maximum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Constant prepayment rate | 4.47% | 4.30% | 3.94%
Servicing Assets [Member] | Cash Flow Valuation Technique [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Fair Value assets and liabilities measured on reccurring basis | $ 50,779 |  |
Servicing Assets [Member] | Cash Flow Valuation Technique [Member] | Minimum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Constant prepayment rate | 4.47% |  |
Discount rate | 10.00% |  |
Servicing Assets [Member] | Cash Flow Valuation Technique [Member] | Maximum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Constant prepayment rate | 18.81% |  |
Discount rate | 15.00% |  |
Collateral dependant impaired loan | Fair value of property or collateral [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Fair Value assets and liabilities measured on reccurring basis | $ 33,645 |  |
Collateral dependant impaired loan | Fair value of property or collateral [Member] | Minimum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Appraised Value | 14.20% |  |
Collateral dependant impaired loan | Fair value of property or collateral [Member] | Maximum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Appraised Value | 42.20% |  |
Other non-collateral dependant impaired loans [Member] | Cash Flow Valuation Technique [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Fair Value assets and liabilities measured on reccurring basis | $ 27,483 |  |
Other non-collateral dependant impaired loans [Member] | Cash Flow Valuation Technique [Member] | Minimum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Discount rate | 4.75% |  |
Other non-collateral dependant impaired loans [Member] | Cash Flow Valuation Technique [Member] | Maximum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Discount rate | 10.25% |  |
Foreclosed real estate [Member] | Fair value of property or collateral [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Fair Value assets and liabilities measured on reccurring basis | $ 29,909 |  |
Foreclosed real estate [Member] | Fair value of property or collateral [Member] | Minimum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Appraised Value | 14.20% |  |
Foreclosed real estate [Member] | Fair value of property or collateral [Member] | Maximum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Appraised Value | 47.20% |  |
Other repossessed assets [Member] | Fair value of property or collateral [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Fair Value assets and liabilities measured on reccurring basis | $ 3,327 |  |
Other repossessed assets [Member] | Fair value of property or collateral [Member] | Minimum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Estimated net realizable value | 29.00% |  |
Other repossessed assets [Member] | Fair value of property or collateral [Member] | Maximum [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
Estimated net realizable value | 71.00% |  |

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- Definition Fair Value Inputs Appraised Value. An evaluation of a property's value based on a given point in time that is performed by a professional appraiser during the mortgage origination process + References No definition available. + Details
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- Definition Fair Value Inputs Estimated net realizable value less disposition costs. An evaluation of a property's value based on a given point in time that is performed by a professional appraiser during the mortgage origination process + References No definition available. + Details
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- Definition Assets and liabilities by class measured at fair value on a recurring basis and distinguished by valuation techniques and input. + References No definition available. + Details
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- Definition Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Estimated rate of prepayments of principal on servicing assets and servicing liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=116651436&loc=d3e122596-111746 + Details
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