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Fair Value of Assets and Liabilities (Details 2) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 | Dec. 31, 2017
Collateral-dependent impaired loans [Member] | Comparability adjustments (%) [Member] |  |
Quantitative information about unobservable inputs used in recurring and nonrecurring fair value measurements |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value | $ 427 | $ 982
Fair Value Measurements, Valuation Technique | Market comparable properties | Market comparable properties
Fair Value Measurements, Unobservable Inputs | Comparability adjustments (%) | Comparability adjustments (%)
Fair Value Measurements, Range | 20.00% |
Mortgage servicing rights [Member] | Discount Rate [Member] |  |
Quantitative information about unobservable inputs used in recurring and nonrecurring fair value measurements |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value | $ 688 | $ 1,490
Fair Value Measurements, Valuation Technique | Discounted cash flow | Discounted cash flow
Fair Value Measurements, Unobservable Inputs | Discount Rate | Discount Rate
Fair Value Measurements, Range | 10.16% | 9.65%
Mortgage servicing rights [Member] | Constant prepayment rate [Member] |  |
Quantitative information about unobservable inputs used in recurring and nonrecurring fair value measurements |  |
Fair Value Measurements, Unobservable Inputs | Constant prepayment rate | Constant prepayment rate
Fair Value Measurements, Range | 6.19% | 7.51%
Mortgage servicing rights [Member] | P&I earnings credit [Member] |  |
Quantitative information about unobservable inputs used in recurring and nonrecurring fair value measurements |  |
Fair Value Measurements, Unobservable Inputs | P&I earnings credit | P&I earnings credit
Fair Value Measurements, Range | 2.10% | 1.56%
Mortgage servicing rights [Member] | T&I earnings credit [Member] |  |
Quantitative information about unobservable inputs used in recurring and nonrecurring fair value measurements |  |
Fair Value Measurements, Unobservable Inputs | T&I earnings credit | T&I earnings credit
Fair Value Measurements, Range | 2.89% | 2.13%
Mortgage servicing rights [Member] | Inflation for cost of servicing [Member] |  |
Quantitative information about unobservable inputs used in recurring and nonrecurring fair value measurements |  |
Fair Value Measurements, Unobservable Inputs | Inflation for cost of servicing | Inflation for cost of servicing
Fair Value Measurements, Range | 1.50% | 1.50%

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- Definition Description of the unobservable inputs used in the valuation of investment assets by the entity. + References No definition available. + Details
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- Definition Quantitative information about unobservable inputs used in recurring and nonrecurring fair value measurements. + References No definition available. + Details
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- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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