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FAIR VALUE - Schedule of Quantitative Information About Nonrecurring Level 3 Fair Value Measurements (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 | Dec. 31, 2017
Other real estate owned | Appraisal value of collateral | Minimum |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 10.00% | 10.00%
Other real estate owned | Appraisal value of collateral | Maximum |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 20.00% | 20.00%
Other real estate owned | Appraisal value of collateral | Weighted Average |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 16.00% | 16.00%
Assets at fair value on a nonrecurring basis | Significant Other Unobservable Inputs (Level 3) | Impaired loans | Fair value of collateral - sales comparison approach |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Fair Value | $ 9,414 | $ 6,206
Assets at fair value on a nonrecurring basis | Significant Other Unobservable Inputs (Level 3) | Other real estate owned | Appraisal value of collateral |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Fair Value | $ 1,926 | $ 2,244
Real Estate | Impaired loans | Fair value of collateral - sales comparison approach | Minimum |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 10.00% | 10.00%
Real Estate | Impaired loans | Fair value of collateral - sales comparison approach | Maximum |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 20.00% | 20.00%
Real Estate | Impaired loans | Fair value of collateral - sales comparison approach | Weighted Average |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 16.00% | 16.00%
Equipment | Impaired loans | Fair value of collateral - sales comparison approach | Minimum |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 10.00% | 10.00%
Equipment | Impaired loans | Fair value of collateral - sales comparison approach | Maximum |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 20.00% | 20.00%
Equipment | Impaired loans | Fair value of collateral - sales comparison approach | Weighted Average |  |
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |
Discount rate | 19.40% | 3.60%

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&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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- 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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