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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Loan Portfolio by Type of Loan (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020 | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | --- | --- | ---
Loans held for investment: |  |  |  |
Total loans | $ 1,890,164 | $ 1,866,819 |  |
Deferred loan fees, net | (2,339) | (1,463) |  |
Allowance for credit losses | (31,548) | (33,619) | $ (34,119) | $ (16,202)
Total net loans | 1,856,277 | 1,831,737 |  |
Commercial and industrial |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 424,624 | 445,771 |  |
Allowance for credit losses | (3,477) | (4,033) | (4,136) | (2,056)
Construction and development |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 264,002 | 270,407 |  |
Allowance for credit losses | (3,822) | (4,735) | (4,894) | (2,378)
Commercial real estate |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 608,464 | 594,216 |  |
Allowance for credit losses | (15,198) | (15,780) | (15,648) | (6,853)
Farmland |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 94,525 | 78,508 |  |
Allowance for credit losses | (1,239) | (1,220) | (1,250) | (570)
1-4 family residential |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 389,616 | 389,096 |  |
Allowance for credit losses | (6,151) | (6,313) | (6,136) | (3,125)
Multi-family residential |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 42,086 | 21,701 |  |
Allowance for credit losses | (618) | (363) | (604) | (409)
Consumer |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 51,795 | 51,044 |  |
Allowance for credit losses | (847) | (929) | (975) | (602)
Agricultural |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 14,608 | 15,734 |  |
Allowance for credit losses | (190) | (239) | (386) | (197)
Overdrafts |  |  |  |
Loans held for investment: |  |  |  |
Total loans | 444 | 342 |  |
Allowance for credit losses | $ (6) | $ (7) | $ (7) | $ (12)

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