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LOANS AND ALLOWANCE FOR LOAN LOSSES - Summary of Credit Exposure (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | ---
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | $ 1,706,395 | $ 1,659,535 | $ 1,359,544
Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 1,682,413 | 1,642,415 |
Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 3,658 | 6,641 |
Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 20,324 | 10,479 |
Commercial and industrial |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 279,583 | 261,779 | 197,508
Commercial and industrial | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 279,217 | 260,863 |
Commercial and industrial | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 153 | 224 |
Commercial and industrial | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 213 | 692 |
Construction and development |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 280,498 | 237,503 | 196,774
Construction and development | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 278,679 | 236,253 |
Construction and development | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 600 |  |
Construction and development | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 1,219 | 1,250 |
Commercial real estate |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 567,360 | 582,519 | 418,137
Commercial real estate | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 548,662 | 569,648 |
Commercial real estate | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 1,071 | 5,691 |
Commercial real estate | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 17,627 | 7,180 |
Farmland |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 57,476 | 67,845 | 59,023
Farmland | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 57,152 | 67,541 |
Farmland | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 91 | 49 |
Farmland | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 233 | 255 |
1-4 family residential |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 412,166 | 393,067 | 374,371
1-4 family residential | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 409,896 | 391,956 |
1-4 family residential | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 1,425 | 514 |
1-4 family residential | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 845 | 597 |
Multi-family residential |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 37,379 | 38,386 | 36,574
Multi-family residential | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 37,379 | 38,386 |
Consumer and Overdrafts |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 53,574 | 55,159 |
Consumer and Overdrafts | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 53,327 | 55,055 |
Consumer and Overdrafts | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 192 | 48 |
Consumer and Overdrafts | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 55 | 56 |
Agricultural |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 18,359 | 23,277 | $ 25,596
Agricultural | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 18,101 | 22,713 |
Agricultural | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | 126 | 115 |
Agricultural | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total loans | $ 132 | $ 449 |

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