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LOANS - Average Recorded Investment and Interest Income Recognized on Impaired Loans (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Business Activities Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | $ 13,028 | $ 14,028
Interest Income Recognized | 45 | 135
Business Activities Loans | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 8,981 | 7,670
Interest Income Recognized | 26 | 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 | 589
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 5 | 0
Cash basis interest income recognized, with related allowance | 0 | 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 | 7,773 | 5,937
Cash basis interest income recognized, with no related allowance | 26 | 77
Recorded investment, with related allowance | 1,203 | 1,144
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 | 1,417 | 1,521
Interest Income Recognized | 2 | 9
Business Activities Loans | Commercial and industrial | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 527 | 1,334
Cash basis interest income recognized, with no related allowance | 2 | 9
Recorded investment, with related allowance | 890 | 187
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 | 2,617 | 4,393
Interest Income Recognized | 17 | 48
Business Activities Loans | Residential real estate | Residential mortgages |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 1,965 | 3,591
Cash basis interest income recognized, with no related allowance | 15 | 39
Recorded investment, with related allowance | 652 | 802
Cash basis interest income recognized, with related allowance | 2 | 9
Business Activities Loans | Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 13 | 444
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 | 444
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 13 | 0
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 | 1,408 | 1,236
Interest Income Recognized | 0 | 1
Acquired Loans | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 126 | 133
Interest Income Recognized | 0 | 0
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 | 90 | 133
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 36 | 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 | 479 | 595
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 | 479 | 161
Cash basis interest income recognized, with no related allowance | 0 | 1
Recorded investment, with related allowance | 0 | 434
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 | 803 | 508
Interest Income Recognized | 0 | 0
Acquired Loans | Residential real estate | Residential mortgages |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 436 | 508
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 367 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
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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