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DERIVATIVES - Narrative (Details) - Derivatives not designated as hedging instruments: - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Derivative [Line Items] |  |
Notional amount | $ 490,012 | $ 377,010
Swap |  |
Derivative [Line Items] |  |
Notional amount | 471,500 |
Interest rate swap agreements on loans with commercial loan customers |  |
Derivative [Line Items] |  |
Notional amount | 235,730 | 179,085
Interest rate swap agreements with third-party counter-parties |  |
Derivative [Line Items] |  |
Notional amount | 235,730 | 179,085
Risk participation agreements |  |
Derivative [Line Items] |  |
Notional amount | 18,552 | 18,840
Off-balance sheet risk | $ 500 | $ 400

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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
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