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DERIVATIVE INSTRUMENTS (Details) - Interest rate swap agreements - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020
Derivative Instruments [Abstract] |  |
Derivative, notional amount | $ 7.5 | $ 14.4
Derivative weighted average receive rate | 2.14% | 2.10%
Derivative weighted average pay rate | 4.44% | 4.44%
Weighted average maturity period | 2 years 8 months 12 days | 5 years 2 months 12 days
Designated As Hedging Instrument | Fair Value Hedging [Member] |  |
Derivative Instruments [Abstract] |  |
Derivative, notional amount | $ 5.7 | $ 5.7
Derivative weighted average receive rate | 1.40% | 1.42%
Derivative weighted average pay rate | 3.11% | 3.11%
Weighted average maturity period | 12 years 3 months 18 days | 12 years 6 months

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- Definition Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
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- 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=121590274&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=121590274&loc=SL5579245-113959 + Details
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- Definition Period the derivative contract is outstanding, 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 Variable interest rate in effect as of the balance sheet date related to the interest rate derivative. + References No definition available. + Details
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- Details
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- Details
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- Details
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