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FAIR VALUE OF FINANCIAL INSTRUMENTS - Mortgage Servicing Rights (Details) $ in Thousands | Sep. 30, 2019 USD ($) | Dec. 31, 2018 USD ($)
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FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Fair value | $ 7,936 | $ 10,918
Recurring |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Fair value | 7,936 | 10,918
Recurring | Level 3 |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Fair value | $ 7,936 | $ 10,918
Valuation Technique | us-gaap:ValuationTechniqueDiscountedCashFlowMember | us-gaap:ValuationTechniqueDiscountedCashFlowMember
Recurring | Level 3 | Constant pre-payment rates (CPR) |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Fair value | $ 7,936 | $ 10,918
Recurring | Level 3 | Constant pre-payment rates (CPR) | Minimum |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Measurement input | 0.0710 | 0.0750
Recurring | Level 3 | Constant pre-payment rates (CPR) | Maximum |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Measurement input | 0.6850 | 0.8760
Recurring | Level 3 | Constant pre-payment rates (CPR) | Weighted average |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Measurement input | 0.141 | 0.089
Recurring | Level 3 | Discount rate | Minimum |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Measurement input | 0.09 | 0.09
Recurring | Level 3 | Discount rate | Maximum |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Measurement input | 0.11 | 0.11
Recurring | Level 3 | Discount rate | Weighted average |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Measurement input | 0.090 | 0.090

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- Definition Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746 + Details
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- Definition Value of input used to measure servicing asset. + 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=117815213&loc=d3e19207-110258 + Details
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- Definition Indicates valuation technique for measuring servicing asset. + 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=117815213&loc=d3e19207-110258 + Details
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