ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Loans Individually Evaluated for Impairment (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	$ 67,773	$ 61,408	$ 50,652
Provision for loan losses	9,375	1,077	14,770
Loans charged-off	(5,134)	(5,983)	(5,253)
Recoveries	592	2,221	1,239
Net loans (charged-off) recovered	(4,542)	(3,762)	(4,014)
Ending balance	72,606	67,773	61,408
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment			23,362
Interest Income Recognized			390
Cash Basis Interest Income Recognized			385
Total consumer loans
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with an allowance recorded			0
Interest Income Recognized with an allowance recorded			0
Cash basis interest income recognized with an allowance recorded			0
Commercial and Industrial \| Working capital lines of credit loans
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with no related allowance recorded			375
Average Recorded Investment with an allowance recorded			2,433
Interest Income Recognized with no related allowance recorded			0
Interest Income Recognized with an allowance recorded			0
Cash basis interest income recognized with no related allowance recorded			0
Cash basis interest income recognized with an allowance recorded			0
Commercial and Industrial \| Non-working capital loans
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with no related allowance recorded			816
Average Recorded Investment with an allowance recorded			11,579
Interest Income Recognized with no related allowance recorded			21
Interest Income Recognized with an allowance recorded			287
Cash basis interest income recognized with no related allowance recorded			21
Cash basis interest income recognized with an allowance recorded			287
Commercial Real Estate and Multi-family Residential \| Owner occupied loans
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with no related allowance recorded			2,156
Average Recorded Investment with an allowance recorded			3,156
Interest Income Recognized with no related allowance recorded			13
Interest Income Recognized with an allowance recorded			30
Cash basis interest income recognized with no related allowance recorded			12
Cash basis interest income recognized with an allowance recorded			30
Agri-business and Agricultural \| Loans secured by farmland
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with no related allowance recorded			283
Average Recorded Investment with an allowance recorded			147
Interest Income Recognized with no related allowance recorded			0
Interest Income Recognized with an allowance recorded			0
Cash basis interest income recognized with no related allowance recorded			0
Cash basis interest income recognized with an allowance recorded			0
Agri-business and Agricultural \| Loans for agricultural production
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with no related allowance recorded			4
Interest Income Recognized with no related allowance recorded			0
Cash basis interest income recognized with no related allowance recorded			0
Consumer 1-4 Family Mortgage \| Closed end first mortgage loans
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with no related allowance recorded			291
Average Recorded Investment with an allowance recorded			1,557
Interest Income Recognized with no related allowance recorded			3
Interest Income Recognized with an allowance recorded			36
Cash basis interest income recognized with no related allowance recorded			2
Cash basis interest income recognized with an allowance recorded			33
Consumer 1-4 Family Mortgage \| Open end and junior lien loans
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with no related allowance recorded			49
Average Recorded Investment with an allowance recorded			481
Interest Income Recognized with no related allowance recorded			0
Interest Income Recognized with an allowance recorded			0
Cash basis interest income recognized with no related allowance recorded			0
Cash basis interest income recognized with an allowance recorded			0
Consumer 1-4 Family Mortgage \| Residential construction loans
Loans Individually Evaluated for Impairment [Abstract]
Average Recorded Investment with an allowance recorded			35
Interest Income Recognized with an allowance recorded			0
Cash basis interest income recognized with an allowance recorded			0
Unallocated
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	450	3,139	2,320
Provision for loan losses	104	192	819
Loans charged-off	0	0	0
Recoveries	0	0	0
Net loans (charged-off) recovered	0	0	0
Ending balance	554	450	3,139
Total commercial loans \| Commercial and Industrial
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	30,595	28,333	25,789
Provision for loan losses	8,646	1,966	6,640
Loans charged-off	(4,022)	(5,575)	(4,524)
Recoveries	71	1,559	428
Net loans (charged-off) recovered	(3,951)	(4,016)	(4,096)
Ending balance	35,290	30,595	28,333
Total commercial loans \| Commercial Real Estate and Multi-family Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	26,535	22,907	15,796
Provision for loan losses	1,179	(632)	6,868
Loans charged-off	(597)	(70)	(72)
Recoveries	277	14	315
Net loans (charged-off) recovered	(320)	(56)	243
Ending balance	27,394	26,535	22,907
Total commercial loans \| Agri-business and Agricultural
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	5,034	3,043	3,869
Provision for loan losses	(605)	611	(826)
Loans charged-off	0	0	0
Recoveries	0	320	0
Net loans (charged-off) recovered	0	320	0
Ending balance	4,429	5,034	3,043
Total commercial loans \| Other Commercial
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	1,146	416	447
Provision for loan losses	(229)	(211)	(31)
Loans charged-off	0	0	0
Recoveries	0	0	0
Net loans (charged-off) recovered	0	0	0
Ending balance	917	1,146	416
Total consumer loans \| Consumer 1-4 Family Mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	2,866	2,619	2,086
Provision for loan losses	125	(777)	341
Loans charged-off	(42)	(51)	(141)
Recoveries	52	122	333
Net loans (charged-off) recovered	10	71	192
Ending balance	3,001	2,866	2,619
Total consumer loans \| Other Consumer
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	1,147	951	345
Provision for loan losses	155	(72)	959
Loans charged-off	(473)	(287)	(516)
Recoveries	192	206	163
Net loans (charged-off) recovered	(281)	(81)	(353)
Ending balance	$ 1,021	$ 1,147	$ 951

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Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

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