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LOANS - Average Recorded Investment and Interest Income Recognized on Impaired Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Business Activities Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | $ 10,893 | $ 11,920
Interest Income Recognized | 115 | 135
Business Activities Loans | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 7,227 | 8,019
Interest Income Recognized | 56 | 77
Business Activities Loans | Commercial real estate | Construction and land development |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 56 | 1
Cash basis interest income recognized, with related allowance | 1 | 0
Business Activities Loans | Commercial real estate | Other commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 5,434 | 6,878
Cash basis interest income recognized, with no related allowance | 55 | 77
Recorded investment, with related allowance | 1,737 | 1,140
Cash basis interest income recognized, with related allowance | 0 | 0
Business Activities Loans | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 1,024 | 1,369
Interest Income Recognized | 5 | 9
Business Activities Loans | Commercial and industrial | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 871 | 634
Cash basis interest income recognized, with no related allowance | 5 | 9
Recorded investment, with related allowance | 153 | 735
Cash basis interest income recognized, with related allowance | 0 | 0
Business Activities Loans | Commercial and industrial | Agricultural |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Business Activities Loans | Commercial and industrial | Tax exempt |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Business Activities Loans | Residential real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 2,629 | 2,519
Interest Income Recognized | 54 | 48
Business Activities Loans | Residential real estate | Residential mortgages |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 2,089 | 1,693
Cash basis interest income recognized, with no related allowance | 47 | 39
Recorded investment, with related allowance | 540 | 826
Cash basis interest income recognized, with related allowance | 7 | 9
Business Activities Loans | Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 13 | 13
Interest Income Recognized | 0 | 1
Business Activities Loans | Consumer | Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 13 | 13
Cash basis interest income recognized, with related allowance | 0 | 1
Business Activities Loans | Consumer | Other consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Acquired Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 1,654 | 1,213
Interest Income Recognized | 0 | 5
Acquired Loans | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 212 | 112
Interest Income Recognized | 0 | 1
Acquired Loans | Commercial real estate | Construction and land development |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Acquired Loans | Commercial real estate | Other commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 89 | 112
Cash basis interest income recognized, with no related allowance | 0 | 1
Recorded investment, with related allowance | 123 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Acquired Loans | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 429 | 441
Interest Income Recognized | 0 | 1
Acquired Loans | Commercial and industrial | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 429 | 441
Cash basis interest income recognized, with no related allowance | 0 | 1
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Acquired Loans | Commercial and industrial | Agricultural |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Acquired Loans | Commercial and industrial | Tax exempt |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Acquired Loans | Residential real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 1,013 | 660
Interest Income Recognized | 0 | 3
Acquired Loans | Residential real estate | Residential mortgages |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 652 | 442
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 361 | 218
Cash basis interest income recognized, with related allowance | 0 | 3
Acquired Loans | Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 0 | 0
Interest Income Recognized | 0 | 0
Acquired Loans | Consumer | Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Acquired Loans | Consumer | Other consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | $ 0 | $ 0

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