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DERIVATIVES - Derivative Financial Instruments (Details) - Derivatives not designated as hedging instruments: $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) instrument | Dec. 31, 2020 USD ($) instrument
Derivative [Line Items] |  |
Number of Instruments | instrument | 74 | 56
Notional Amount | $ 490,012 | $ 377,010
Fair Value Other Assets/ (Other Liabilities) | (228) | (357)
Unrealized gain (loss) recognized in other non-interest income | $ 129 | $ 8
Interest rate swap agreements on loans with commercial loan customers |  |
Derivative [Line Items] |  |
Number of Instruments | instrument | 35 | 26
Notional Amount | $ 235,730 | $ 179,085
Weighted Average Maturity (in years) | 7 years 8 months 12 days | 7 years 8 months 12 days
Fair Value Other Assets/ (Other Liabilities) | $ (9,711) | $ (15,024)
Unrealized gain (loss) recognized in other non-interest income | $ 5,313 | $ (8,224)
Interest rate swap agreements on loans with commercial loan customers | Weighted Average Interest Rate Received |  |
Derivative [Line Items] |  |
Average interest rate | 3.83% | 3.95%
Interest rate swap agreements on loans with commercial loan customers | Weighted Average Contract Pay Rate |  |
Derivative [Line Items] |  |
Average interest rate | 2.14% | 2.20%
Interest rate swap agreements with third-party counter-parties |  |
Derivative [Line Items] |  |
Number of Instruments | instrument | 35 | 26
Notional Amount | $ 235,730 | $ 179,085
Weighted Average Maturity (in years) | 7 years 8 months 12 days | 7 years 8 months 12 days
Fair Value Other Assets/ (Other Liabilities) | $ 9,498 | $ 14,702
Unrealized gain (loss) recognized in other non-interest income | $ (5,204) | $ 8,236
Interest rate swap agreements with third-party counter-parties | Weighted Average Interest Rate Received |  |
Derivative [Line Items] |  |
Average interest rate | 2.14% | 2.20%
Interest rate swap agreements with third-party counter-parties | Weighted Average Contract Pay Rate |  |
Derivative [Line Items] |  |
Average interest rate | 3.83% | 3.95%
Risk participation agreements |  |
Derivative [Line Items] |  |
Number of Instruments | instrument | 4 | 4
Notional Amount | $ 18,552 | $ 18,840
Weighted Average Maturity (in years) | 2 years 2 months 12 days | 2 years 9 months 18 days
Fair Value Other Assets/ (Other Liabilities) | $ (15) | $ (35)
Unrealized gain (loss) recognized in other non-interest income | $ 20 | $ (4)

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- Definition Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Average variable interest rate related to the group of interest rate derivatives. + References No definition available. + Details
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- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 + 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 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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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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