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LOANS AND ALLOWANCE FOR LOAN LOSSES - Receivables Past Due (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Non-accrual | $ 9,952 | $ 18,008
Loans Past Due 90 Days or More and Still Accruing | 2 | 7
Past due | 10,480 | 14,370
Loans Not Past Due | 1,531,018 | 1,298,533
Total recorded investment in loans | 1,541,498 | 1,312,903
30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 4,598 | 4,672
60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 4,357 | 1,668
90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 1,525 | 8,029
Commercial, and Agricultural |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total recorded investment in loans | 370,252 | 230,922
Commercial mortgages: |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total recorded investment in loans | 719,145 | 650,570
Residential Mortgages |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Non-accrual | 1,632 | 2,155
Loans Past Due 90 Days or More and Still Accruing | 0 | 0
Past due | 1,684 | 2,775
Loans Not Past Due | 238,329 | 186,099
Total recorded investment in loans | 240,013 | 188,874
Residential Mortgages | 30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 817 | 1,016
Residential Mortgages | 60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 406 | 803
Residential Mortgages | 90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 461 | 956
Consumer Loans |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total recorded investment in loans | 212,088 | 242,537
Construction | Commercial mortgages: |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Non-accrual | 55 | 80
Loans Past Due 90 Days or More and Still Accruing | 0 | 0
Past due | 0 | 0
Loans Not Past Due | 62,164 | 44,082
Total recorded investment in loans | 62,164 | 44,082
Construction | Commercial mortgages: | 30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 0 | 0
Construction | Commercial mortgages: | 60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 0 | 0
Construction | Commercial mortgages: | 90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 0 | 0
Commercial mortgages | Commercial mortgages: |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Non-accrual | 4,415 | 8,407
Loans Past Due 90 Days or More and Still Accruing | 0 | 0
Past due | 5,442 | 2,883
Loans Not Past Due | 651,539 | 603,605
Total recorded investment in loans | 656,981 | 606,488
Commercial mortgages | Commercial mortgages: | 30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 1,438 | 440
Commercial mortgages | Commercial mortgages: | 60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 3,696 | 277
Commercial mortgages | Commercial mortgages: | 90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 308 | 2,165
Home equity lines and loans | Consumer Loans |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Non-accrual | 1,159 | 641
Loans Past Due 90 Days or More and Still Accruing | 0 | 0
Past due | 1,036 | 653
Loans Not Past Due | 77,725 | 91,412
Total recorded investment in loans | 78,761 | 92,065
Home equity lines and loans | Consumer Loans | 30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 521 | 353
Home equity lines and loans | Consumer Loans | 60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 41 | 151
Home equity lines and loans | Consumer Loans | 90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 474 | 149
Indirect Consumer Loans | Consumer Loans |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Non-accrual | 519 | 571
Loans Past Due 90 Days or More and Still Accruing | 0 | 0
Past due | 1,718 | 2,278
Loans Not Past Due | 119,135 | 133,088
Total recorded investment in loans | 120,853 | 135,366
Indirect Consumer Loans | Consumer Loans | 30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 1,268 | 1,546
Indirect Consumer Loans | Consumer Loans | 60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 198 | 377
Indirect Consumer Loans | Consumer Loans | 90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 252 | 355
Direct consumer loans | Consumer Loans |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Non-accrual | 5 | 7
Loans Past Due 90 Days or More and Still Accruing | 0 | 0
Past due | 36 | 49
Loans Not Past Due | 12,438 | 15,057
Total recorded investment in loans | 12,474 | 15,106
Direct consumer loans | Consumer Loans | 30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 34 | 32
Direct consumer loans | Consumer Loans | 60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 2 | 11
Direct consumer loans | Consumer Loans | 90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 0 | 6
Commercial and industrial | Commercial, and Agricultural |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Non-accrual | 2,167 | 6,147
Loans Past Due 90 Days or More and Still Accruing | 2 | 7
Past due | 564 | 5,732
Loans Not Past Due | 369,404 | 224,916
Total recorded investment in loans | 369,968 | 230,648
Commercial and industrial | Commercial, and Agricultural | 30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 520 | 1,285
Commercial and industrial | Commercial, and Agricultural | 60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 14 | 49
Commercial and industrial | Commercial, and Agricultural | 90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 30 | 4,398
Agricultural | Commercial, and Agricultural |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 0 | 0
Loans Not Past Due | 284 | 274
Total recorded investment in loans | 284 | 274
Agricultural | Commercial, and Agricultural | 30 - 59 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 0 | 0
Agricultural | Commercial, and Agricultural | 60 - 89 Days Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | 0 | 0
Agricultural | Commercial, and Agricultural | 90 Days or More Past Due |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Past due | $ 0 | $ 0

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