LOANS AND ALLOWANCE FOR CREDIT LOSSES ON LOANS (Unamortized fair value mark and costs) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Loans and Leases Receivable Disclosure [Line Items]
Net Unamortized fair Value Mark (Discount) on Loans	$ (1,058)	$ (1,291)
Loans and Leases Receivable, Deferred Income	(2,444)	856
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums	(3,502)	(435)
SBA PPP Portfolio Segment
Loans and Leases Receivable Disclosure [Line Items]
Loans and Leases Receivable, Deferred Income	$ 5,100	$ 2,200

Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant