COMMITMENTS AND CONTINGENCIES (Company's off-balance sheet obligations) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Loss Contingencies [Line Items]
Fixed	$ 220,318	$ 166,922
Variable	535,695	596,572
Total	756,013	763,494
Commitments to Extend Credit [Member]
Loss Contingencies [Line Items]
Fixed	214,666	160,372
Variable	535,695	596,572
Total	750,361	756,944
Standby Letters of Credit [Member]
Loss Contingencies [Line Items]
Fixed	5,652	6,550
Variable	0	0
Total	$ 5,652	$ 6,550

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Name:	us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant