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LOANS AND ALLOWANCE FOR LOAN LOSSES (Summary of Impaired Loan Balances and Associated Allowance by Portfolio Segment) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016 | Dec. 31, 2016
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | $ 15,196 | $ 6,213 | $ 15,196 | $ 6,213 | $ 14,858
Unpaid Principal Balance - with an allowance recorded | 15,196 | 6,213 | 15,196 | 6,213 | 14,858
Related Allowance | 1,704 | 2,015 | 1,704 | 2,015 | 2,007
Average Recorded Investment - with an allowance recorded | 15,180 | 5,210 | 15,128 | 5,043 | 9,418
Interest Income Recognized - with an allowance recorded | 40 | 25 | 66 | 52 | 106
Recorded Investment - without allowance recorded | 4,884 | 5,024 | 4,884 | 5,024 | 5,396
Unpaid Principal Balance - without allowance recorded | 6,841 | 6,323 | 6,841 | 6,323 | 7,756
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 4,778 | 9,931 | 4,971 | 8,499 | 6,970
Interest Income Recognized - without allowance recorded | 15 | 20 | 30 | 37 | 76
Impaired Financing Receivable, Recorded Investment | 20,080 | 11,237 | 20,080 | 11,237 | 20,254
Impaired financing receivable, unpaid principal balance | 22,037 | 12,536 | 22,037 | 12,536 | 22,614
Impaired Financing Receivable, Average Recorded Investment | 19,958 | 15,141 | 20,099 | 13,542 | 16,388
Impaired Financing Receivable, Interest Income, Accrual Method | 55 | 45 | 96 | 89 | 182
Residential Real Estate |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 3,026 | 3,067 | 3,026 | 3,067 | 3,019
Unpaid Principal Balance - with an allowance recorded | 3,026 | 3,067 | 3,026 | 3,067 | 3,019
Related Allowance | 468 | 497 | 468 | 497 | 483
Average Recorded Investment - with an allowance recorded | 3,034 | 3,156 | 3,030 | 3,137 | 3,088
Interest Income Recognized - with an allowance recorded | 29 | 25 | 55 | 52 | 106
Recorded Investment - without allowance recorded | 1,425 | 1,859 | 1,425 | 1,859 | 1,329
Unpaid Principal Balance - without allowance recorded | 1,786 | 2,347 | 1,786 | 2,347 | 1,800
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 1,327 | 3,071 | 1,310 | 2,547 | 2,057
Interest Income Recognized - without allowance recorded | 5 | 4 | 7 | 4 | 9
Commercial Real Estate |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 12,049 | 99 | 12,049 | 99 | 11,443
Unpaid Principal Balance - with an allowance recorded | 12,049 | 99 | 12,049 | 99 | 11,443
Related Allowance | 1,116 | 29 | 1,116 | 29 | 1,373
Average Recorded Investment - with an allowance recorded | 11,901 | 1,256 | 11,777 | 847 | 5,165
Interest Income Recognized - with an allowance recorded | 11 |  | 11 |  |
Recorded Investment - without allowance recorded | 1,067 | 2,241 | 1,067 | 2,241 | 1,874
Unpaid Principal Balance - without allowance recorded | 1,303 | 2,765 | 1,303 | 2,765 | 2,369
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 1,251 | 2,655 | 1,477 | 2,475 | 2,214
Interest Income Recognized - without allowance recorded | 4 | 23 | 14 | 25 | 51
Commercial |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 121 | 2,744 | 121 | 2,744 | 0
Unpaid Principal Balance - with an allowance recorded | 121 | 2,744 | 121 | 2,744 | 0
Related Allowance | 120 | 1,400 | 120 | 1,400 | 0
Average Recorded Investment - with an allowance recorded | 41 | 239 | 21 | 633 | 762
Recorded Investment - without allowance recorded | 1,946 | 717 | 1,946 | 717 | 2,028
Unpaid Principal Balance - without allowance recorded | 3,120 | 814 | 3,120 | 814 | 3,209
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 1,962 | 3,978 | 1,993 | 3,281 | 2,507
Interest Income Recognized - without allowance recorded | 2 | (3) | 5 | 8 | 16
Home Equity |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 0 | 303 | 0 | 303 | 299
Unpaid Principal Balance - with an allowance recorded | 0 | 303 | 0 | 303 | 299
Related Allowance | 0 | 89 | 0 | 89 | 86
Average Recorded Investment - with an allowance recorded | 204 | 303 | 251 | 309 | 305
Recorded Investment - without allowance recorded | 446 | 200 | 446 | 200 | 158
Unpaid Principal Balance - without allowance recorded | 632 | 387 | 632 | 387 | 368
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 236 | 220 | 187 | 178 | 180
Interest Income Recognized - without allowance recorded | 4 | (4) | 4 |  |
Consumer |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 0 | 0 | 0 | 0 | 0
Unpaid Principal Balance - with an allowance recorded | 0 | 0 | 0 | 0 | 0
Related Allowance | 0 | 0 | 0 | 0 | 0
Average Recorded Investment - with an allowance recorded |  |  |  | (11) | 0
Recorded Investment - without allowance recorded | 0 | 7 | 0 | 7 | 7
Unpaid Principal Balance - without allowance recorded | 0 | 10 | 0 | 10 | 10
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 2 | 7 | 4 | 18 | 12
HPFC Portfolio Segment |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 0 | 0 | 0 | 0 | 97
Unpaid Principal Balance - with an allowance recorded | 0 | 0 | 0 | 0 | 97
Related Allowance | 0 | 0 | 0 | 0 | 65
Average Recorded Investment - with an allowance recorded |  | 256 | 49 | 128 | 98
Recorded Investment - without allowance recorded | 0 | 0 | 0 | 0 | 0
Unpaid Principal Balance - without allowance recorded | 0 | 0 | 0 | 0 | 0
Impaired Financing Receivable With No Related Allowance Related Allowance | $ 0 | $ 0 | $ 0 | $ 0 |
Average Recorded Investment - without allowance recorded |  |  |  |  | $ 0

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