ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Amortized Cost Basis of Collateral Dependent Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Collateral Dependent Loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	$ 3,225	$ 6,410
General Business  Assets	25,147	17,091
Other	1,397	1,449
Total	29,769	24,950
Commercial and Industrial | Working capital lines of credit loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	50	0
General Business  Assets	5,402	5,966
Other	0	0
Total	5,452	5,966
Commercial and Industrial | Non-working capital loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	544	1,606
General Business  Assets	18,109	9,475
Other	229	229
Total	18,882	11,310
Commercial Real Estate and Multi-family Residential | Owner occupied loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	413	1,435
General Business  Assets	1,491	1,505
Other	1,161	1,161
Total	3,065	4,101
Commercial Real Estate and Multi-family Residential | Nonowner occupied loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	0	0
General Business  Assets	0	0
Other	0	0
Total	0	0
Agri-business and Agricultural | Loans secured by farmland
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	0	190
General Business  Assets	145	145
Other	0	0
Total	145	335
Consumer 1-4 Family Mortgage | Closed end first mortgage loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	2,030	3,081
General Business  Assets	0	0
Other	0	0
Total	2,030	3,081
Consumer 1-4 Family Mortgage | Open end and junior lien loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Real Estate	188	98
General Business  Assets	0	0
Other	0	0
Total	188	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	7	59
Total	$ 7	$ 59