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ALLOWANCE FOR LOAN LOSSES - Loans by Credit Risk Rating (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Credit quality information |  |
Total loans | $ 2,483,590 | $ 2,485,613
Special mention |  |
Credit quality information |  |
Total loans | 15,959 | 16,360
Substandard |  |
Credit quality information |  |
Total loans | 16,232 | 18,117
Doubtful |  |
Credit quality information |  |
Total loans | 0 | 0
Non-accrual |  |
Credit quality information |  |
Total loans | 21,774 | 14,296
Total classified |  |
Credit quality information |  |
Total loans | 38,006 | 32,413
Total Criticized |  |
Credit quality information |  |
Total loans | 53,965 | 48,773
Business Activities Loans |  |
Credit quality information |  |
Total loans | 1,587,172 | 1,452,630
Business Activities Loans | Commercial real estate |  |
Credit quality information |  |
Total loans | 585,166 | 534,011
Business Activities Loans | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 37,525 | 28,892
Business Activities Loans | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 547,641 | 505,119
Business Activities Loans | Commercial and industrial |  |
Credit quality information |  |
Total loans | 293,021 | 268,004
Business Activities Loans | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 225,965 | 198,051
Business Activities Loans | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 24,478 | 27,588
Business Activities Loans | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 42,578 | 42,365
Business Activities Loans | Residential Real Estate |  |
Credit quality information |  |
Total loans | 643,038 | 591,411
Business Activities Loans | Residential Real Estate | Residential real estate |  |
Credit quality information |  |
Total loans | 643,038 | 591,411
Business Activities Loans | Total residential real estate and consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 708,985 | 650,615
Business Activities Loans | Total residential real estate and consumer | Residential real estate |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 643,038 | 591,411
Business Activities Loans | Total residential real estate and consumer | Home equity |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 55,538 | 51,376
Business Activities Loans | Total residential real estate and consumer | Other consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 10,409 | 7,828
Business Activities Loans | Performing | Total residential real estate and consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 701,127 | 646,982
Business Activities Loans | Performing | Total residential real estate and consumer | Residential real estate |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 635,742 | 588,003
Business Activities Loans | Performing | Total residential real estate and consumer | Home equity |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 55,076 | 51,246
Business Activities Loans | Performing | Total residential real estate and consumer | Other consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 10,309 | 7,733
Business Activities Loans | Nonperforming | Total residential real estate and consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 7,858 | 3,633
Business Activities Loans | Nonperforming | Total residential real estate and consumer | Residential real estate |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 7,296 | 3,408
Business Activities Loans | Nonperforming | Total residential real estate and consumer | Home equity |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 462 | 130
Business Activities Loans | Nonperforming | Total residential real estate and consumer | Other consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 100 | 95
Business Activities Loans | Pass | Commercial real estate |  |
Credit quality information |  |
Total loans | 560,745 | 511,891
Business Activities Loans | Pass | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 37,451 | 28,180
Business Activities Loans | Pass | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 523,294 | 483,711
Business Activities Loans | Pass | Commercial and industrial |  |
Credit quality information |  |
Total loans | 288,981 | 263,401
Business Activities Loans | Pass | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 222,673 | 194,147
Business Activities Loans | Pass | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 23,887 | 27,046
Business Activities Loans | Pass | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 42,421 | 42,208
Business Activities Loans | Special mention |  |
Credit quality information |  |
Total loans | 10,875 | 7,932
Business Activities Loans | Special mention | Commercial real estate |  |
Credit quality information |  |
Total loans | 9,083 | 5,779
Business Activities Loans | Special mention | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 73 | 73
Business Activities Loans | Special mention | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 9,010 | 5,706
Business Activities Loans | Special mention | Commercial and industrial |  |
Credit quality information |  |
Total loans | 1,792 | 2,153
Business Activities Loans | Special mention | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 1,496 | 1,933
Business Activities Loans | Special mention | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 139 | 63
Business Activities Loans | Special mention | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 157 | 157
Business Activities Loans | Substandard |  |
Credit quality information |  |
Total loans | 7,635 | 10,284
Business Activities Loans | Substandard | Commercial real estate |  |
Credit quality information |  |
Total loans | 13,070 | 16,341
Business Activities Loans | Substandard | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 1 | 639
Business Activities Loans | Substandard | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 13,069 | 15,702
Business Activities Loans | Substandard | Commercial and industrial |  |
Credit quality information |  |
Total loans | 1,479 | 2,450
Business Activities Loans | Substandard | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 1,027 | 1,971
Business Activities Loans | Substandard | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 452 | 479
Business Activities Loans | Substandard | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 0 | 0
Business Activities Loans | Doubtful |  |
Credit quality information |  |
Total loans | 0 | 0
Business Activities Loans | Doubtful | Commercial real estate |  |
Credit quality information |  |
Total loans | 2,268 | 0
Business Activities Loans | Doubtful | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 0 | 0
Business Activities Loans | Doubtful | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 2,268 | 0
Business Activities Loans | Doubtful | Commercial and industrial |  |
Credit quality information |  |
Total loans | 769 | 0
Business Activities Loans | Doubtful | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 769 | 0
Business Activities Loans | Doubtful | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 0 | 0
Business Activities Loans | Doubtful | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 0 | 0
Business Activities Loans | Non-accrual |  |
Credit quality information |  |
Total loans | 17,809 | 12,140
Business Activities Loans | Total classified |  |
Credit quality information |  |
Total loans | 25,444 | 22,424
Business Activities Loans | Total Criticized |  |
Credit quality information |  |
Total loans | 36,319 | 30,356
Acquired Loans |  |
Credit quality information |  |
Total loans | 896,418 | 1,032,983
Acquired Loans | Commercial real estate |  |
Credit quality information |  |
Total loans | 254,852 | 292,735
Acquired Loans | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 2,926 | 16,781
Acquired Loans | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 251,926 | 275,954
Acquired Loans | Commercial and industrial |  |
Credit quality information |  |
Total loans | 92,793 | 111,419
Acquired Loans | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 53,541 | 68,069
Acquired Loans | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 39,252 | 43,350
Acquired Loans | Residential Real Estate |  |
Credit quality information |  |
Total loans | 497,481 | 564,271
Acquired Loans | Residential Real Estate | Residential real estate |  |
Credit quality information |  |
Total loans | 497,481 | 564,271
Acquired Loans | Total residential real estate and consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 548,773 | 628,829
Acquired Loans | Total residential real estate and consumer | Residential real estate |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 497,481 | 564,271
Acquired Loans | Total residential real estate and consumer | Home equity |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 49,655 | 62,217
Acquired Loans | Total residential real estate and consumer | Other consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 1,637 | 2,341
Acquired Loans | Performing | Total residential real estate and consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 544,476 | 626,799
Acquired Loans | Performing | Total residential real estate and consumer | Residential real estate |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 493,349 | 562,516
Acquired Loans | Performing | Total residential real estate and consumer | Home equity |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 49,492 | 62,000
Acquired Loans | Performing | Total residential real estate and consumer | Other consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 1,635 | 2,283
Acquired Loans | Nonperforming | Total residential real estate and consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 4,297 | 2,030
Acquired Loans | Nonperforming | Total residential real estate and consumer | Residential real estate |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 4,132 | 1,755
Acquired Loans | Nonperforming | Total residential real estate and consumer | Home equity |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 163 | 217
Acquired Loans | Nonperforming | Total residential real estate and consumer | Other consumer |  |
Credit quality information |  |
Total Performing and Nonperforming Loans | 2 | 58
Acquired Loans | Pass | Commercial real estate |  |
Credit quality information |  |
Total loans | 246,549 | 283,000
Acquired Loans | Pass | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 2,667 | 16,523
Acquired Loans | Pass | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 243,882 | 266,477
Acquired Loans | Pass | Commercial and industrial |  |
Credit quality information |  |
Total loans | 87,747 | 103,650
Acquired Loans | Pass | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 48,495 | 60,300
Acquired Loans | Pass | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Pass | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 39,252 | 43,350
Acquired Loans | Special mention |  |
Credit quality information |  |
Total loans | 5,084 | 8,428
Acquired Loans | Special mention | Commercial real estate |  |
Credit quality information |  |
Total loans | 1,723 | 2,675
Acquired Loans | Special mention | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 0 | 235
Acquired Loans | Special mention | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 1,723 | 2,440
Acquired Loans | Special mention | Commercial and industrial |  |
Credit quality information |  |
Total loans | 3,361 | 5,753
Acquired Loans | Special mention | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 3,361 | 5,753
Acquired Loans | Special mention | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Special mention | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Substandard |  |
Credit quality information |  |
Total loans | 8,597 | 7,833
Acquired Loans | Substandard | Commercial real estate |  |
Credit quality information |  |
Total loans | 6,580 | 7,060
Acquired Loans | Substandard | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 259 | 23
Acquired Loans | Substandard | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 6,321 | 7,037
Acquired Loans | Substandard | Commercial and industrial |  |
Credit quality information |  |
Total loans | 1,382 | 2,016
Acquired Loans | Substandard | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 1,382 | 2,016
Acquired Loans | Substandard | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Substandard | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Doubtful |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Doubtful | Commercial real estate |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Doubtful | Commercial real estate | Construction and land development |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Doubtful | Commercial real estate | Commercial real estate other |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Doubtful | Commercial and industrial |  |
Credit quality information |  |
Total loans | 303 | 0
Acquired Loans | Doubtful | Commercial and industrial | Other Commercial |  |
Credit quality information |  |
Total loans | 303 | 0
Acquired Loans | Doubtful | Commercial and industrial | Agricultural |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Doubtful | Commercial and industrial | Tax exempt loans |  |
Credit quality information |  |
Total loans | 0 | 0
Acquired Loans | Non-accrual |  |
Credit quality information |  |
Total loans | 3,965 | 2,156
Acquired Loans | Total classified |  |
Credit quality information |  |
Total loans | 12,562 | 9,989
Acquired Loans | Total Criticized |  |
Credit quality information |  |
Total loans | $ 17,646 | $ 18,417

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