ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Amortized Cost Basis Of Collateral Dependent Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Collateral Dependent Loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	$ 5,974	$ 6,312
General Business  Assets	16,667	17,091
Other	1,453	1,449
Total	24,094	24,950
Commercial and industrial loans: | Working capital lines of credit loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	74	0
General Business  Assets	5,497	5,966
Other	0	0
Total	5,571	5,966
Commercial and industrial loans: | Non-working capital loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	1,581	1,606
General Business  Assets	9,525	9,475
Other	229	229
Total	11,335	11,310
Commercial Real Estate and Multifamily Residential | Owner occupied loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	960	1,435
General Business  Assets	1,500	1,505
Other	1,161	1,161
Total	3,621	4,101
Agri-business and agricultural loans: | Loans secured by farmland
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	190	190
General Business  Assets	145	145
Other	0	0
Total	335	335
Consumer 1-4 Family Mortgage | Closed end first mortgage loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	3,141	3,081
General Business  Assets	0	0
Other	0	0
Total	3,141	3,081
Consumer 1-4 Family Mortgage | Open end and junior lien loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	28	98
General Business  Assets	0	0
Other	0	0
Total	28	98
Consumer 1-4 Family Mortgage | Other consumer loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	0	0
General Business  Assets	0	0
Other	63	59
Total	$ 63	$ 59