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Fair Value - Valuation Methodology and Unobservable Inputs (Details) - Non-Recurring Basis - Significant Unobservable Inputs (Level 3) - item | Dec. 31, 2018 | Dec. 31, 2017
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Impaired loans carried at fair value of collateral |  |
Fair Value |  |
Valuation Technique(s) | gaap:MeasurementInputAppraisedValueMember | us-gaap:MeasurementInputAppraisedValueMember
Unobservable Input(s) | gaap:MarketApproachValuationTechniqueMember | us-gaap:MarketApproachValuationTechniqueMember
Impaired loans carried at fair value of collateral | Minimum |  |
Fair Value |  |
Adjustment for differences between the comparable sales (as a percent) | (0.03) | (0.16)
Impaired loans carried at fair value of collateral | Maximum |  |
Fair Value |  |
Adjustment for differences between the comparable sales (as a percent) | (0.01) | 0.07
Impaired loans carried at fair value of collateral | Weighted Average |  |
Fair Value |  |
Adjustment for differences between the comparable sales (as a percent) | (0.0283) | (0.04)
Real estate owned | Church |  |
Fair Value |  |
Adjustment for differences between the comparable sales (as a percent) | (0.11) | (0.06)
Valuation Technique(s) | gaap:MeasurementInputAppraisedValueMember | us-gaap:MeasurementInputAppraisedValueMember
Unobservable Input(s) | gaap:MarketApproachValuationTechniqueMember | us-gaap:MarketApproachValuationTechniqueMember
Real estate owned | Church | Weighted Average |  |
Fair Value |  |
Adjustment for differences between the comparable sales (as a percent) | (0.1085) | (0.06)

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- Definition Value of input used to measure investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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- Definition Indicates measurement input for investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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- Definition Indicates valuation technique for measuring investment in debt security at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + 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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