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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, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018 | Dec. 31, 2018
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | $ 4,706 | $ 4,322 | $ 4,706 | $ 4,322 | $ 4,476
Unpaid Principal Balance - with an allowance recorded | 4,706 | 4,322 | 4,706 | 4,322 | 4,476
Related Allowance | 1,183 | 834 | 1,183 | 834 | 824
Average Recorded Investment - with an allowance recorded | 4,559 | 5,802 | 4,532 | 6,961 | 5,921
Interest Income Recognized - with an allowance recorded | 31 | 49 | 62 | 80 | 138
Recorded Investment - without allowance recorded | 1,737 | 8,269 | 1,737 | 8,269 | 2,450
Unpaid Principal Balance - without allowance recorded | 2,222 | 10,126 | 2,222 | 10,126 | 3,001
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 1,794 | 6,106 | 2,013 | 5,507 | 5,368
Interest Income Recognized - without allowance recorded | 13 | 4 | 28 | 18 | 55
Impaired Financing Receivable, Recorded Investment | 6,443 | 12,591 | 6,443 | 12,591 | 6,926
Impaired financing receivable, unpaid principal balance | 6,928 | 14,448 | 6,928 | 14,448 | 7,477
Impaired Financing Receivable, Average Recorded Investment | 6,353 | 11,908 | 6,545 | 12,468 | 11,289
Impaired Financing Receivable, Interest Income, Accrual Method | 44 | 53 | 90 | 98 | 193
Residential Real Estate |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 3,286 | 3,506 | 3,286 | 3,506 | 3,471
Unpaid Principal Balance - with an allowance recorded | 3,286 | 3,506 | 3,286 | 3,506 | 3,471
Related Allowance | 524 | 585 | 524 | 585 | 586
Average Recorded Investment - with an allowance recorded | 3,370 | 3,525 | 3,404 | 3,636 | 3,591
Interest Income Recognized - with an allowance recorded | 26 | 39 | 56 | 69 | 127
Recorded Investment - without allowance recorded | 1,186 | 1,894 | 1,186 | 1,894 | 1,291
Unpaid Principal Balance - without allowance recorded | 1,310 | 2,200 | 1,310 | 2,200 | 1,415
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 1,234 | 1,704 | 1,253 | 1,574 | 1,524
Interest Income Recognized - without allowance recorded | 7 | 7 | 17 | 14 | 34
Commercial Real Estate |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 131 | 351 | 131 | 351 | 131
Unpaid Principal Balance - with an allowance recorded | 131 | 351 | 131 | 351 | 131
Related Allowance | 27 | 23 | 27 | 23 | 23
Average Recorded Investment - with an allowance recorded | 131 | 1,971 | 131 | 3,121 | 1,969
Interest Income Recognized - with an allowance recorded | 5 | 10 | 6 | 11 | 11
Recorded Investment - without allowance recorded | 278 | 4,742 | 278 | 4,742 | 799
Unpaid Principal Balance - without allowance recorded | 437 | 5,080 | 437 | 5,080 | 975
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 278 | 2,556 | 452 | 1,963 | 2,269
Interest Income Recognized - without allowance recorded | 4 | (3) | 7 |  | 13
Commercial |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 461 | 0 | 461 | 0 | 556
Unpaid Principal Balance - with an allowance recorded | 461 | 0 | 461 | 0 | 556
Related Allowance | 322 | 0 | 322 | 0 | 53
Average Recorded Investment - with an allowance recorded | 230 |  | 339 |  | 111
Recorded Investment - without allowance recorded | 214 | 1,611 | 214 | 1,611 | 230
Unpaid Principal Balance - without allowance recorded | 278 | 2,785 | 278 | 2,785 | 293
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 219 | 1,663 | 222 | 1,705 | 1,379
Interest Income Recognized - without allowance recorded | 2 | 2 | 4 | 4 | 8
Home Equity |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded Investment - with an allowance recorded | 828 | 465 | 828 | 465 | 318
Unpaid Principal Balance - with an allowance recorded | 828 | 465 | 828 | 465 | 318
Related Allowance | 310 | 226 | 310 | 226 | 162
Average Recorded Investment - with an allowance recorded | 828 | 306 | 658 | 204 | 250
Recorded Investment - without allowance recorded | 59 | 22 | 59 | 22 | 124
Unpaid Principal Balance - without allowance recorded | 197 | 61 | 197 | 61 | 305
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded | 63 | 183 | 84 | 265 | 195
Interest Income Recognized - without allowance recorded |  | (2) |  |  |
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 |  |  |  |  | 0
Recorded Investment - without allowance recorded | 0 | 0 | 0 | 0 | 6
Unpaid Principal Balance - without allowance recorded | 0 | 0 | 0 | 0 | 13
Impaired Financing Receivable With No Related Allowance Related Allowance | 0 | 0 | 0 | 0 |
Average Recorded Investment - without allowance recorded |  |  | 2 |  | 1
HPFC Portfolio Segment |  |  |  |  |
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 |  |  |  |  | 0
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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