DERIVATIVES AND HEDGING (Schedule of derivative financial instruments) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Interest rate contracts
Derivative [Line Items]
Fair Value	$ 9,188	$ 5,731
Fair Value	8,520	11,625
Designated as Hedging Instrument \| Other assets
Derivative [Line Items]
Fair Value	9,188	5,731
Designated as Hedging Instrument \| Other assets \| Interest rate contracts
Derivative [Line Items]
Notional Amount	160,000	110,000
Fair Value	9,188	5,731
Designated as Hedging Instrument \| Accrued interest and other liabilities
Derivative [Line Items]
Fair Value	8,520	11,625
Designated as Hedging Instrument \| Accrued interest and other liabilities \| Interest rate contracts
Derivative [Line Items]
Notional Amount	93,000	143,000
Fair Value	8,520	11,625
Not Designated as Hedging Instrument
Derivative [Line Items]
Fair Value		40,546
Fair Value		40,071
Not Designated as Hedging Instrument \| Other assets
Derivative [Line Items]
Fair Value	27,236
Not Designated as Hedging Instrument \| Other assets \| Customer loan swaps
Derivative [Line Items]
Notional Amount	370,240	376,290
Fair Value	25,164	39,627
Not Designated as Hedging Instrument \| Other assets \| Fixed-rate mortgage interest rate lock commitments
Derivative [Line Items]
Notional Amount	66,389	58,574
Fair Value	1,465	608
Not Designated as Hedging Instrument \| Other assets \| Forward delivery commitments
Derivative [Line Items]
Notional Amount	20,872	24,951
Fair Value	607	311
Not Designated as Hedging Instrument \| Accrued interest and other liabilities
Derivative [Line Items]
Fair Value	25,334
Not Designated as Hedging Instrument \| Accrued interest and other liabilities \| Customer loan swaps
Derivative [Line Items]
Notional Amount	370,240	376,290
Fair Value	25,164	39,627
Not Designated as Hedging Instrument \| Accrued interest and other liabilities \| Fixed-rate mortgage interest rate lock commitments
Derivative [Line Items]
Notional Amount	15,418	28,346
Fair Value	160	248
Not Designated as Hedging Instrument \| Accrued interest and other liabilities \| Forward delivery commitments
Derivative [Line Items]
Notional Amount	1,353	15,548
Fair Value	$ 10	$ 196

Nominal or face amount used to calculate payments on the derivative asset.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Nominal or face amount used to calculate payments on the derivative liability.

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