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LOANS - Average Recorded Investment and Interest Income Recognized on Impaired Loans (Details) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2018 | Jun. 30, 2017
Business Activities Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | $ 13,811 | $ 6,734
Interest Income Recognized | 44 | 109
Business Activities Loans | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 7,437 | 3,908
Interest Income Recognized | 15 | 68
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 | 0 | 637
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 | 6,364 | 2,499
Cash basis interest income recognized, with no related allowance | 15 | 68
Recorded investment, with related allowance | 1,073 | 772
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 | 1,327 | 463
Interest Income Recognized | 5 | 10
Business Activities Loans | Commercial and industrial | Other Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 680 | 349
Cash basis interest income recognized, with no related allowance | 5 | 8
Recorded investment, with related allowance | 647 | 44
Cash basis interest income recognized, with related allowance | 0 | 1
Business Activities Loans | Commercial and industrial | Agricultural |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 70
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
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 | 4,759 | 2,286
Interest Income Recognized | 24 | 29
Business Activities Loans | Residential real estate | Residential mortgages |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 4,063 | 2,130
Cash basis interest income recognized, with no related allowance | 19 | 24
Recorded investment, with related allowance | 696 | 156
Cash basis interest income recognized, with related allowance | 5 | 5
Business Activities Loans | Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 288 | 77
Interest Income Recognized | 0 | 2
Business Activities Loans | Consumer | Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 288 | 13
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 | Consumer | Other consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 64
Cash basis interest income recognized, with no related allowance | 0 | 2
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 | 709 | 0
Interest Income Recognized | 2 | 0
Acquired Loans | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 230 | 0
Interest Income Recognized | 1 | 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 | 230 | 0
Cash basis interest income recognized, with no related allowance | 1 | 0
Recorded investment, with related allowance | 0 | 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 | 432 | 0
Interest Income Recognized | 1 | 0
Acquired Loans | Commercial and industrial | Other Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 49 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Recorded investment, with related allowance | 383 | 0
Cash basis interest income recognized, with related allowance | 1 | 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 | 47 | 0
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 | 47 | 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 |  |
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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