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LOANS AND ALLOWANCE FOR LOAN LOSSES - Loan Portfolio (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | $ 1,566,525 | $ 1,518,249
Interest receivable on loans | 4,334 | 4,133
Total recorded investment in loans | 1,570,859 | 1,522,382
Commercial and Agricultural |  |
Composition of loan portfolio [Abstract] |  |
Total recorded investment in loans | 255,018 | 258,013
Commercial Mortgages |  |
Composition of loan portfolio [Abstract] |  |
Total recorded investment in loans | 850,474 | 804,825
Commercial Mortgages | Construction |  |
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | 80,472 | 82,204
Total recorded investment in loans | 80,705 | 82,435
Commercial Mortgages | Commercial mortgages, other |  |
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | 767,549 | 720,358
Total recorded investment in loans | 769,769 | 722,390
Residential Mortgages |  |
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | 264,816 | 259,334
Total recorded investment in loans | 265,486 | 259,967
Consumer Loans |  |
Composition of loan portfolio [Abstract] |  |
Total recorded investment in loans | 199,881 | 199,577
Consumer Loans | Home equity lines and loans |  |
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | 70,257 | 70,670
Total recorded investment in loans | 70,436 | 70,854
Consumer Loans | Indirect consumer loans |  |
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | 119,674 | 118,569
Total recorded investment in loans | 119,930 | 118,855
Consumer Loans | Direct consumer loans |  |
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | 9,474 | 9,827
Total recorded investment in loans | 9,515 | 9,868
Commercial and industrial | Commercial and Agricultural |  |
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | 254,048 | 256,893
Total recorded investment in loans | 254,782 | 257,618
Agricultural | Commercial and Agricultural |  |
Composition of loan portfolio [Abstract] |  |
Total loans, net of deferred loan fees and costs | 235 | 394
Total recorded investment in loans | $ 236 | $ 395

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