LOANS AND ALLOWANCE FOR LOAN LOSSES - Credit Quality Indicator (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	$ 1,835,996	$ 1,522,382
Loans	1,809,789	1,497,224
Not Rated
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	579,545	457,240
Pass
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	1,205,027	1,006,069
Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	37,465	33,964
Substandard
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	13,028	22,901
Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	931	2,208
Commercial, and Agricultural
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	253,291	258,013
Commercial mortgages:
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	1,000,861	804,825
Commercial mortgages: | Construction
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	108,671	82,435
Commercial mortgages: | Commercial mortgages
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	892,190	722,390
Commercial mortgages: | Not Rated | Construction
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Commercial mortgages: | Not Rated | Commercial mortgages
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Commercial mortgages: | Pass | Construction
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	108,488	82,404
Commercial mortgages: | Pass | Commercial mortgages
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	860,389	672,741
Commercial mortgages: | Special Mention | Construction
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	178	0
Commercial mortgages: | Special Mention | Commercial mortgages
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	23,938	31,072
Commercial mortgages: | Substandard | Construction
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	5	31
Commercial mortgages: | Substandard | Commercial mortgages
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	7,825	17,458
Commercial mortgages: | Doubtful | Construction
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Commercial mortgages: | Doubtful | Commercial mortgages
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	38	1,119
Residential Mortgages
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	286,445	259,967
Loans	286,445	259,967
Residential Mortgages | Performing
Financing Receivable, Recorded Investment [Line Items]
Loans	285,459	258,928
Residential Mortgages | Non-Performing
Financing Receivable, Recorded Investment [Line Items]
Loans	986	1,039
Residential Mortgages | Not Rated
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	285,459	258,928
Residential Mortgages | Pass
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans		0
Residential Mortgages | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Residential Mortgages | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	986	1,039
Residential Mortgages | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	295,399	199,577
Consumer Loans | Home equity lines and loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	81,702	70,854
Loans	81,702	70,854
Consumer Loans | Home equity lines and loans | Performing
Financing Receivable, Recorded Investment [Line Items]
Loans	80,942	70,064
Consumer Loans | Home equity lines and loans | Non-Performing
Financing Receivable, Recorded Investment [Line Items]
Loans	760	790
Consumer Loans | Indirect Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	202,590	118,855
Loans	202,590	118,855
Consumer Loans | Indirect Consumer Loans | Performing
Financing Receivable, Recorded Investment [Line Items]
Loans	202,050	118,393
Consumer Loans | Indirect Consumer Loans | Non-Performing
Financing Receivable, Recorded Investment [Line Items]
Loans	540	462
Consumer Loans | Direct consumer loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	11,107	9,868
Loans	11,107	9,868
Consumer Loans | Direct consumer loans | Performing
Financing Receivable, Recorded Investment [Line Items]
Loans	11,094	9,855
Consumer Loans | Direct consumer loans | Non-Performing
Financing Receivable, Recorded Investment [Line Items]
Loans	13	13
Consumer Loans | Not Rated | Home equity lines and loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	80,942	70,064
Consumer Loans | Not Rated | Indirect Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	202,050	118,393
Consumer Loans | Not Rated | Direct consumer loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	11,094	9,855
Consumer Loans | Pass | Home equity lines and loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans | Pass | Indirect Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans | Pass | Direct consumer loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans | Special Mention | Home equity lines and loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans | Special Mention | Indirect Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans | Special Mention | Direct consumer loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans | Substandard | Home equity lines and loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	760	790
Consumer Loans | Substandard | Indirect Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	540	462
Consumer Loans | Substandard | Direct consumer loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	13	13
Consumer Loans | Doubtful | Home equity lines and loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans | Doubtful | Indirect Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Consumer Loans | Doubtful | Direct consumer loans
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Commercial and industrial | Commercial, and Agricultural
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	253,041	257,618
Commercial and industrial | Commercial, and Agricultural | Not Rated
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Commercial and industrial | Commercial, and Agricultural | Pass
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	235,900	250,529
Commercial and industrial | Commercial, and Agricultural | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	13,349	2,892
Commercial and industrial | Commercial, and Agricultural | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	2,899	3,108
Commercial and industrial | Commercial, and Agricultural | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	893	1,089
Agricultural | Commercial, and Agricultural
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	250	395
Agricultural | Commercial, and Agricultural | Not Rated
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Agricultural | Commercial, and Agricultural | Pass
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	250	395
Agricultural | Commercial, and Agricultural | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Agricultural | Commercial, and Agricultural | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	0	0
Agricultural | Commercial, and Agricultural | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total recorded investment in loans	$ 0	$ 0