DERIVATIVE FINANCIAL INSTRUMENTS (Back-to-back loan swaps balance sheet category and fair values) (Details) - Back-to-Back Loan Swaps - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Other assets
Derivative [Line Items]
Notional Amount	$ 444,056	$ 440,719
Fair Value	23,440	43,422
Other liabilities
Derivative [Line Items]
Notional Amount	444,056	440,719
Fair Value	$ (23,440)	$ (43,422)
Weighted Average Receive Rate \| Other assets
Derivative [Line Items]
Weighted Average Rate	4.51%	4.46%
Weighted Average Receive Rate \| Other liabilities
Derivative [Line Items]
Weighted Average Rate	2.48%	2.46%
Weighted Average Pay Rate \| Other assets
Derivative [Line Items]
Weighted Average Rate	2.48%	2.46%
Weighted Average Pay Rate \| Other liabilities
Derivative [Line Items]
Weighted Average Rate	4.51%	4.46%

Average variable interest rate related to the group of interest rate derivatives.

No definition available.

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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=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

Fair value as of the balance sheet date of interest rate derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets.

+ References

No definition available.

+ Details

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- Definition

Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities.

+ References

No definition available.

+ Details

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- Details

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