LOANS AND ALLOWANCE FOR CREDIT LOSSES - TDR MODIFICATIONS (Details)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($) loan	Sep. 30, 2022 USD ($) loan	Sep. 30, 2021 USD ($) loan	Dec. 31, 2021 USD ($) loan
Troubled Debt Restructurings disclosures
Period of time loans are not past due in which TDR loans are performing			30 days
Number of Loans	343	128	2,038		2,429
Recorded Investment	$ 552,000	$ 169,000	$ 11,708,000		$ 15,386,000
Commitments to lend any additional material amounts to existing TDR relationships	0		0		$ 0
Change between the pre and post modification loan	$ 0	$ 0	$ 0	$ 0
Modified During The Period
Troubled Debt Restructurings disclosures
Number of Loans | loan			623	569
Recorded Investment			$ 1,110,000	$ 901,000
Performing Financing Receivable
Troubled Debt Restructurings disclosures
Number of Loans	342	127	2,026		2,413
Recorded Investment	$ 505,000	$ 155,000	$ 11,117,000		$ 12,177,000
Percentage of troubled debt restructurings performing as per terms of modifications	95.00%		95.00%		79.00%
Specific reserve allocations made to customers	$ 804,000		$ 804,000		$ 2,000,000
Percentage of Bank's TDRs that occurred during period, which were performing according to their modified terms	91.00%	92.00%	96.00%	50.00%
Specific ACLL allocations made to customers whose loan terms were modified in TDRs during period	$ 30,000	$ 6,000	$ 53,000	$ 38,000
Performing Financing Receivable | Modified During The Period
Troubled Debt Restructurings disclosures
Number of Loans | loan			622	563
Recorded Investment			$ 1,063,000	$ 453,000
Nonperforming Financing Receivable
Troubled Debt Restructurings disclosures
Number of Loans	1	1	12		16
Recorded Investment	$ 47,000	$ 14,000	$ 591,000		$ 3,209,000
Nonperforming Financing Receivable | Modified During The Period
Troubled Debt Restructurings disclosures
Number of Loans | loan			1	6
Recorded Investment			$ 47,000	$ 448,000
Residential Real Estate
Troubled Debt Restructurings disclosures
Number of Loans	11	4	148		152
Recorded Investment	$ 490,000	$ 156,000	$ 10,414,000		$ 11,035,000
Residential Real Estate | Rate reduction
Troubled Debt Restructurings disclosures
Number of Loans | loan			75		86
Recorded Investment			$ 6,751,000		$ 7,764,000
Residential Real Estate | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan			7		7
Recorded Investment			$ 709,000		$ 729,000
Residential Real Estate | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans	11	4	66		59
Recorded Investment	$ 490,000	$ 156,000	$ 2,954,000		$ 2,542,000
Residential Real Estate | Modified During The Period
Troubled Debt Restructurings disclosures
Number of Loans | loan			18	12
Recorded Investment			$ 1,001,000	$ 826,000
Residential Real Estate | Modified During The Period | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan				1
Recorded Investment				$ 160,000
Residential Real Estate | Modified During The Period | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans | loan			18	11
Recorded Investment			$ 1,001,000	$ 666,000
Residential Real Estate | Performing Financing Receivable
Troubled Debt Restructurings disclosures
Number of Loans	10	3	136		137
Recorded Investment	$ 443,000	$ 142,000	$ 9,823,000		$ 10,290,000
Residential Real Estate | Performing Financing Receivable | Rate reduction
Troubled Debt Restructurings disclosures
Number of Loans | loan			73		82
Recorded Investment			$ 6,632,000		$ 7,461,000
Residential Real Estate | Performing Financing Receivable | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan			6		7
Recorded Investment			$ 552,000		$ 729,000
Residential Real Estate | Performing Financing Receivable | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans	10	3	57		48
Recorded Investment	$ 443,000	$ 142,000	$ 2,639,000		$ 2,100,000
Residential Real Estate | Performing Financing Receivable | Modified During The Period
Troubled Debt Restructurings disclosures
Number of Loans | loan			17	6
Recorded Investment			$ 954,000	$ 378,000
Residential Real Estate | Performing Financing Receivable | Modified During The Period | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans | loan			17	6
Recorded Investment			$ 954,000	$ 378,000
Residential Real Estate | Nonperforming Financing Receivable
Troubled Debt Restructurings disclosures
Number of Loans	1	1	12		15
Recorded Investment	$ 47,000	$ 14,000	$ 591,000		$ 745,000
Residential Real Estate | Nonperforming Financing Receivable | Rate reduction
Troubled Debt Restructurings disclosures
Number of Loans | loan			2		4
Recorded Investment			$ 119,000		$ 303,000
Residential Real Estate | Nonperforming Financing Receivable | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan			1
Recorded Investment			$ 157,000
Residential Real Estate | Nonperforming Financing Receivable | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans	1	1	9		11
Recorded Investment	$ 47,000	$ 14,000	$ 315,000		$ 442,000
Residential Real Estate | Nonperforming Financing Receivable | Modified During The Period
Troubled Debt Restructurings disclosures
Number of Loans | loan			1	6
Recorded Investment			$ 47,000	$ 448,000
Residential Real Estate | Nonperforming Financing Receivable | Modified During The Period | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan				1
Recorded Investment				$ 160,000
Residential Real Estate | Nonperforming Financing Receivable | Modified During The Period | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans | loan			1	5
Recorded Investment			$ 47,000	$ 288,000
Commercial Real Estate
Troubled Debt Restructurings disclosures
Number of Loans | loan			1		4
Recorded Investment			$ 865,000		$ 3,814,000
Commercial related and construction/land development
Troubled Debt Restructurings disclosures
Number of Loans | loan			2		7
Recorded Investment			$ 866,000		$ 3,860,000
Commercial related and construction/land development | Rate reduction
Troubled Debt Restructurings disclosures
Number of Loans | loan			1		1
Recorded Investment			$ 865,000		$ 919,000
Commercial related and construction/land development | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan			1		6
Recorded Investment			$ 1,000		$ 2,941,000
Commercial related and construction/land development | Performing Financing Receivable
Troubled Debt Restructurings disclosures
Number of Loans | loan			2		6
Recorded Investment			$ 866,000		$ 1,396,000
Commercial related and construction/land development | Performing Financing Receivable | Rate reduction
Troubled Debt Restructurings disclosures
Number of Loans | loan			1		1
Recorded Investment			$ 865,000		$ 919,000
Commercial related and construction/land development | Performing Financing Receivable | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan			1		5
Recorded Investment			$ 1,000		$ 477,000
Commercial related and construction/land development | Nonperforming Financing Receivable
Troubled Debt Restructurings disclosures
Number of Loans | loan					1
Recorded Investment					$ 2,464,000
Commercial related and construction/land development | Nonperforming Financing Receivable | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan					1
Recorded Investment					$ 2,464,000
Consumer
Troubled Debt Restructurings disclosures
Number of Loans	332	124	1,888		2,270
Recorded Investment	$ 62,000	$ 13,000	$ 428,000		$ 491,000
Consumer | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans	332	124	1,885		2,266
Recorded Investment	$ 62,000	$ 13,000	$ 414,000		$ 470,000
Consumer | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans | loan			3		4
Recorded Investment			$ 14,000		$ 21,000
Consumer | Modified During The Period
Troubled Debt Restructurings disclosures
Number of Loans | loan			605	557
Recorded Investment			$ 109,000	$ 75,000
Consumer | Modified During The Period | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan			605	556
Recorded Investment			$ 109,000	$ 72,000
Consumer | Modified During The Period | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans | loan				1
Recorded Investment				$ 3,000
Consumer | Performing Financing Receivable
Troubled Debt Restructurings disclosures
Number of Loans	332	124	1,888		2,270
Recorded Investment	$ 62,000	$ 13,000	$ 428,000		$ 491,000
Consumer | Performing Financing Receivable | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans	332	124	1,885		2,266
Recorded Investment	$ 62,000	$ 13,000	$ 414,000		$ 470,000
Consumer | Performing Financing Receivable | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans | loan			3		4
Recorded Investment			$ 14,000		$ 21,000
Consumer | Performing Financing Receivable | Modified During The Period
Troubled Debt Restructurings disclosures
Number of Loans | loan			605	557
Recorded Investment			$ 109,000	$ 75,000
Consumer | Performing Financing Receivable | Modified During The Period | Principal deferral
Troubled Debt Restructurings disclosures
Number of Loans | loan			605	556
Recorded Investment			$ 109,000	$ 72,000
Consumer | Performing Financing Receivable | Modified During The Period | Bankrupt customer
Troubled Debt Restructurings disclosures
Number of Loans | loan				1
Recorded Investment				$ 3,000