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DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES - Amount of Gain (Loss) recognized in Other Comprehensive Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Other Comprehensive Income | $ (155) | $ 997 | $ 1,775 | $ (5,792)
Amount of Gain (Loss) Recognized in Income | (331) | (630) | (840) | (825)
Loss reclassification from AOCI to Earnings expected over the next 12 months |  |  | 1,000 |
Designated as hedging instrument | Cash flow hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Other Comprehensive Income | 66 | 362 | 1,055 | (4,247)
Amount of Gain (Loss) Recognized in Income | (113) | (427) | (400) | (642)
Designated as hedging instrument | Cash flow hedges | Interest rate swap on deposits |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Other Comprehensive Income | 167 | 362 | 1,148 | (4,247)
Amount of Gain (Loss) Recognized in Income | (205) | (427) | (589) | (642)
Designated as hedging instrument | Cash flow hedges | Interest rate swap on variable rate loans |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Other Comprehensive Income | (101) |  | (93) |
Amount of Gain (Loss) Recognized in Income | 92 |  | 189 |
Designated as hedging instrument | Fair value hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Other Comprehensive Income | (221) | 635 | 720 | (1,545)
Amount of Gain (Loss) Recognized in Income | (144) | (204) | (421) | (145)
Designated as hedging instrument | Fair value hedges | Interest rate swap on deposits |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Other Comprehensive Income | (221) | 635 | 720 | (1,545)
Amount of Gain (Loss) Recognized in Income | (144) | (204) | (421) | (145)
Designated as hedging instrument | Economic hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Income | (96) | 40 | (45) | (3)
Designated as hedging instrument | Economic hedges | Forward sale commitments |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Income | (96) | 40 | (45) | (3)
Not designated as hedging instrument |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Income | 22 | (39) | 26 | (35)
Not designated as hedging instrument | Interest rate lock commitments |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Amount of Gain (Loss) Recognized in Income | $ 22 | $ (39) | $ 26 | $ (35)

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5618551-113959 + Details
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- Definition The estimated value of gains (losses), net anticipated to be transferred in the future from accumulated other comprehensive income into earnings. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121549185&loc=d3e80845-113994 + Details
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