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LOANS AND ALLOWANCE FOR LOAN LOSSES - Schedule of Allowance for Loan Losses Activity (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017 | Dec. 31, 2017 | Jun. 30, 2018 | Dec. 31, 2017 | Jun. 30, 2017
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | $ 12,859 | $ 11,484 | $ 11,484 |  |  |
Provision for loan losses | $ 650 | $ 800 | 1,250 | 1,450 | 2,850 |  |  |
Loans charged-off |  |  | (317) | (550) | (2,458) |  |  |
Recoveries |  |  | 98 | 141 | 983 |  |  |
Ending balance | 13,890 | 12,525 | 13,890 | 12,525 | 12,859 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | $ 345 | $ 134 | $ 733
Collectively evaluated for impairment |  |  |  |  |  | 13,545 | 12,725 | 11,792
Ending balance | 13,890 | 12,525 | 12,859 | 11,484 | 11,484 | 13,890 | 12,859 | 12,525
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 9,759 | 6,340 | 9,043
Collectively evaluated for impairment |  |  |  |  |  | 1,583,715 | 1,353,204 | 1,287,800
Ending balance |  |  |  |  |  | 1,593,474 | 1,359,544 | 1,296,843
Commercial and industrial |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 1,581 | 1,592 | 1,592 |  |  |
Provision for loan losses |  |  | 210 | 464 | 272 |  |  |
Loans charged-off |  |  | (51) | (48) | (1,080) |  |  |
Recoveries |  |  | 2 | 0 | 797 |  |  |
Ending balance | 1,742 | 2,008 | 1,742 | 2,008 | 1,581 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 209 | 17 | 246
Collectively evaluated for impairment |  |  |  |  |  | 1,533 | 1,564 | 1,762
Ending balance | 1,742 | 2,008 | 1,581 | 1,592 | 1,592 | 1,742 | 1,581 | 2,008
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 1,076 | 463 | 1,174
Collectively evaluated for impairment |  |  |  |  |  | 233,320 | 197,045 | 216,323
Ending balance |  |  |  |  |  | 234,396 | 197,508 | 217,497
Construction and development |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 1,724 | 1,161 | 1,161 |  |  |
Provision for loan losses |  |  | (82) | 393 | 563 |  |  |
Loans charged-off |  |  | 0 | 0 | 0 |  |  |
Recoveries |  |  | 0 | 0 | 0 |  |  |
Ending balance | 1,642 | 1,554 | 1,642 | 1,554 | 1,724 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 0 | 0
Collectively evaluated for impairment |  |  |  |  |  | 1,642 | 1,724 | 1,554
Ending balance | 1,642 | 1,554 | 1,724 | 1,161 | 1,161 | 1,642 | 1,724 | 1,554
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 0 | 0
Collectively evaluated for impairment |  |  |  |  |  | 211,745 | 196,774 | 177,600
Ending balance |  |  |  |  |  | 211,745 | 196,774 | 177,600
Commercial real estate |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 4,585 | 3,264 | 3,264 |  |  |
Provision for loan losses |  |  | 1,004 | 284 | 1,405 |  |  |
Loans charged-off |  |  | (33) | (84) | (84) |  |  |
Recoveries |  |  | 0 | 0 | 0 |  |  |
Ending balance | 5,556 | 3,464 | 5,556 | 3,464 | 4,585 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 49 | 27 | 31
Collectively evaluated for impairment |  |  |  |  |  | 5,507 | 4,558 | 3,433
Ending balance | 5,556 | 3,464 | 4,585 | 3,264 | 3,264 | 5,556 | 4,585 | 3,464
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 6,530 | 4,258 | 3,751
Collectively evaluated for impairment |  |  |  |  |  | 563,918 | 413,879 | 374,971
Ending balance |  |  |  |  |  | 570,448 | 418,137 | 378,722
Farmland |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 523 | 482 | 482 |  |  |
Provision for loan losses |  |  | 125 | 59 | 41 |  |  |
Loans charged-off |  |  | 0 | 0 | 0 |  |  |
Recoveries |  |  | 0 | 0 | 0 |  |  |
Ending balance | 648 | 541 | 648 | 541 | 523 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 78 | 85 | 92
Collectively evaluated for impairment |  |  |  |  |  | 570 | 438 | 449
Ending balance | 648 | 541 | 523 | 482 | 482 | 648 | 523 | 541
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 222 | 163 | 170
Collectively evaluated for impairment |  |  |  |  |  | 68,050 | 58,860 | 63,669
Ending balance |  |  |  |  |  | 68,272 | 59,023 | 63,839
1-4 family residential |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 3,022 | 3,960 | 3,960 |  |  |
Provision for loan losses |  |  | (227) | (69) | (418) |  |  |
Loans charged-off |  |  | (13) | (186) | (543) |  |  |
Recoveries |  |  | 50 | 21 | 23 |  |  |
Ending balance | 2,832 | 3,726 | 2,832 | 3,726 | 3,022 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 9 | 5 | 139
Collectively evaluated for impairment |  |  |  |  |  | 2,823 | 3,017 | 3,587
Ending balance | 2,832 | 3,726 | 3,022 | 3,960 | 3,960 | 2,832 | 3,022 | 3,726
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 1,438 | 842 | 2,726
Collectively evaluated for impairment |  |  |  |  |  | 391,502 | 373,529 | 353,731
Ending balance |  |  |  |  |  | 392,940 | 374,371 | 356,457
Multi-family residential |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 629 | 281 | 281 |  |  |
Provision for loan losses |  |  | 69 | (12) | 348 |  |  |
Loans charged-off |  |  | 0 | 0 | 0 |  |  |
Recoveries |  |  | 0 | 0 | 0 |  |  |
Ending balance | 698 | 269 | 698 | 269 | 629 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 0 | 0
Collectively evaluated for impairment |  |  |  |  |  | 698 | 629 | 269
Ending balance | 698 | 269 | 629 | 281 | 281 | 698 | 629 | 269
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 217 | 241
Collectively evaluated for impairment |  |  |  |  |  | 39,023 | 36,357 | 28,592
Ending balance |  |  |  |  |  | 39,023 | 36,574 | 28,833
Consumer |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 602 | 585 | 585 |  |  |
Provision for loan losses |  |  | 37 | 66 | 253 |  |  |
Loans charged-off |  |  | (143) | (158) | (344) |  |  |
Recoveries |  |  | 26 | 92 | 108 |  |  |
Ending balance | 522 | 585 | 522 | 585 | 602 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 0 | 0
Collectively evaluated for impairment |  |  |  |  |  | 522 | 602 | 585
Ending balance | 522 | 585 | 602 | 585 | 585 | 522 | 602 | 585
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 0 | 192
Collectively evaluated for impairment |  |  |  |  |  | 52,949 | 51,267 | 51,485
Ending balance |  |  |  |  |  | 52,949 | 51,267 | 51,677
Agricultural |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 187 | 153 | 153 |  |  |
Provision for loan losses |  |  | 52 | 222 | 276 |  |  |
Loans charged-off |  |  | (1) | (4) | (242) |  |  |
Recoveries |  |  | 0 | 0 | 0 |  |  |
Ending balance | 238 | 371 | 238 | 371 | 187 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 0 | 225
Collectively evaluated for impairment |  |  |  |  |  | 238 | 187 | 146
Ending balance | 238 | 371 | 187 | 153 | 153 | 238 | 187 | 371
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 493 | 397 | 789
Collectively evaluated for impairment |  |  |  |  |  | 22,869 | 25,199 | 21,065
Ending balance |  |  |  |  |  | 23,362 | 25,596 | 21,854
Overdrafts |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |
Beginning balance |  |  | 6 | 6 | 6 |  |  |
Provision for loan losses |  |  | 62 | 43 | 110 |  |  |
Loans charged-off |  |  | (76) | (70) | (165) |  |  |
Recoveries |  |  | 20 | 28 | 55 |  |  |
Ending balance | 12 | 7 | 12 | 7 | 6 |  |  |
Allowance ending balance: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 0 | 0
Collectively evaluated for impairment |  |  |  |  |  | 12 | 6 | 7
Ending balance | $ 12 | $ 7 | $ 6 | $ 6 | $ 6 | 12 | 6 | 7
Loans: |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  | 0 | 0 | 0
Collectively evaluated for impairment |  |  |  |  |  | 339 | 294 | 364
Ending balance |  |  |  |  |  | $ 339 | $ 294 | $ 364

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- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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