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LOANS - Summary of Average Recorded Investment and Interst Income Recognized (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015
Business Activities Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | $ 24,242 | $ 26,380
Cash Basis Interest Income Recognized | 2,028 | 867
Business Activities Loans | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 14,090 | 18,006
Cash Basis Interest Income Recognized | 1,511 | 526
Business Activities Loans | Commercial real estate | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 2,245
Cash basis interest income recognized, with no related allowance | 0 | 92
Business Activities Loans | Commercial real estate | Single and multi-family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 36 | 60
Cash basis interest income recognized, with no related allowance | 1 | 0
Average recorded investment with related allowance | 15 | 0
Cash basis interest income recognized, with related allowance | 6 | 0
Business Activities Loans | Commercial real estate | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 6,463 | 12,487
Cash basis interest income recognized, with no related allowance | 1,155 | 302
Average recorded investment with related allowance | 7,576 | 3,214
Cash basis interest income recognized, with related allowance | 349 | 132
Business Activities Loans | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 5,351 | 4,680
Cash Basis Interest Income Recognized | 356 | 214
Business Activities Loans | Commercial and industrial | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 3,349 | 3,870
Cash basis interest income recognized, with no related allowance | 131 | 177
Average recorded investment with related allowance | 2,002 | 810
Cash basis interest income recognized, with related allowance | 225 | 37
Business Activities Loans | Residential |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 3,085 | 3,057
Cash Basis Interest Income Recognized | 117 | 110
Business Activities Loans | Residential | 1-4 family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 2,403 | 1,353
Cash basis interest income recognized, with no related allowance | 91 | 38
Average recorded investment with related allowance | 682 | 1,704
Cash basis interest income recognized, with related allowance | 26 | 72
Business Activities Loans | Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 1,716 | 637
Cash Basis Interest Income Recognized | 44 | 17
Business Activities Loans | Consumer | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 2 | 0
Cash basis interest income recognized, with no related allowance | 0 | 0
Average recorded investment with related allowance | 103 | 112
Cash basis interest income recognized, with related allowance | 4 | 4
Business Activities Loans | Consumer | Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 612 | 442
Cash basis interest income recognized, with no related allowance | 5 | 13
Average recorded investment with related allowance | 999 | 83
Cash basis interest income recognized, with related allowance | 35 | 0
Acquired Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 5,676 | 7,391
Cash Basis Interest Income Recognized | 364 | 318
Acquired Loans | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 4,203 | 6,187
Cash Basis Interest Income Recognized | 300 | 283
Acquired Loans | Commercial real estate | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 445
Cash basis interest income recognized, with no related allowance | 0 | 60
Average recorded investment with related allowance | 0 | 0
Cash basis interest income recognized, with related allowance | 0 | 0
Acquired Loans | Commercial real estate | Single and multi-family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 2,014
Cash basis interest income recognized, with no related allowance | 0 | 57
Average recorded investment with related allowance | 1,064 | 623
Cash basis interest income recognized, with related allowance | 115 | 33
Acquired Loans | Commercial real estate | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 521 | 1,721
Cash basis interest income recognized, with no related allowance | 20 | 37
Average recorded investment with related allowance | 2,618 | 1,384
Cash basis interest income recognized, with related allowance | 165 | 96
Acquired Loans | Commercial real estate | Commercial business loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 492 | 0
Cash basis interest income recognized, with no related allowance | 9 | 0
Acquired Loans | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 861 | 31
Cash Basis Interest Income Recognized | 26 | 3
Acquired Loans | Commercial and industrial | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment with related allowance | 369 | 31
Cash basis interest income recognized, with related allowance | 17 | 3
Acquired Loans | Residential |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 507 | 767
Cash Basis Interest Income Recognized | 37 | 15
Acquired Loans | Residential | 1-4 family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 293 | 463
Cash basis interest income recognized, with no related allowance | 12 | 6
Average recorded investment with related allowance | 214 | 304
Cash basis interest income recognized, with related allowance | 25 | 9
Acquired Loans | Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average Recorded Investment | 105 | 406
Cash Basis Interest Income Recognized | 1 | 17
Acquired Loans | Consumer | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 105 | 59
Cash basis interest income recognized, with no related allowance | 1 | 5
Acquired Loans | Consumer | Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average recorded investment, with no related allowance | 0 | 152
Cash basis interest income recognized, with no related allowance | 0 | 5
Average recorded investment with related allowance | 0 | 195
Cash basis interest income recognized, with related allowance | $ 0 | $ 7

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