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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Aging of Recorded Investment in Past Due Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | $ 3,756,363 | $ 3,634,792
Loans | 3,756,363 | 3,634,792
30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 3,851 | 3,237
60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 2,081 | 1,450
Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 4,157 | 4,990
Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 10,089 | 9,677
Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 3,746,274 | 3,625,115
Farmland |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 31,299 | 23,768
Farmland | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 348
Farmland | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 998 | 0
Farmland | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Farmland | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 998 | 348
Farmland | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 30,301 | 23,420
Owner-occupied, nonfarm nonresidential properties |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 448,180 | 434,672
Owner-occupied, nonfarm nonresidential properties | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 688 | 278
Owner-occupied, nonfarm nonresidential properties | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 18
Owner-occupied, nonfarm nonresidential properties | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 354 | 414
Owner-occupied, nonfarm nonresidential properties | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 1,042 | 710
Owner-occupied, nonfarm nonresidential properties | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 447,138 | 433,962
Agricultural production and other loans to farmers |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 1,376 | 1,379
Agricultural production and other loans to farmers | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Agricultural production and other loans to farmers | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Agricultural production and other loans to farmers | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Agricultural production and other loans to farmers | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Agricultural production and other loans to farmers | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 1,376 | 1,379
Commercial and Industrial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 717,252 | 708,989
Commercial and Industrial | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 251 | 377
Commercial and Industrial | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 368 | 13
Commercial and Industrial | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 285 | 333
Commercial and Industrial | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 904 | 723
Commercial and Industrial | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 716,348 | 708,266
Obligations (other than securities and leases) of states and political subdivisions |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 142,415 | 140,887
Obligations (other than securities and leases) of states and political subdivisions | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Obligations (other than securities and leases) of states and political subdivisions | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Obligations (other than securities and leases) of states and political subdivisions | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Obligations (other than securities and leases) of states and political subdivisions | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Obligations (other than securities and leases) of states and political subdivisions | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 142,415 | 140,887
Other loans |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 13,441 | 13,979
Other loans | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Other loans | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Other loans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Other loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Other loans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 13,441 | 13,979
Other construction loans and all land development and other land loans |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 319,154 | 298,869
Other construction loans and all land development and other land loans | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Other construction loans and all land development and other land loans | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Other construction loans and all land development and other land loans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 77 | 77
Other construction loans and all land development and other land loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 77 | 77
Other construction loans and all land development and other land loans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 319,077 | 298,792
Multifamily (5 or more) residential properties |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 228,534 | 216,143
Multifamily (5 or more) residential properties | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Multifamily (5 or more) residential properties | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 10
Multifamily (5 or more) residential properties | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 90 | 209
Multifamily (5 or more) residential properties | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 90 | 219
Multifamily (5 or more) residential properties | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 228,444 | 215,924
Non-owner occupied, nonfarm nonresidential properties |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 698,574 | 663,062
Non-owner occupied, nonfarm nonresidential properties | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 215 | 0
Non-owner occupied, nonfarm nonresidential properties | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Non-owner occupied, nonfarm nonresidential properties | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 1,680 | 1,792
Non-owner occupied, nonfarm nonresidential properties | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 1,895 | 1,792
Non-owner occupied, nonfarm nonresidential properties | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 696,679 | 661,270
1-4 Family Construction |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 41,023 | 37,822
Loans | 41,023 | 37,822
1-4 Family Construction | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
1-4 Family Construction | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
1-4 Family Construction | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
1-4 Family Construction | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
1-4 Family Construction | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 41,023 | 37,822
Home equity lines of credit |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 109,224 | 104,517
Loans | 109,224 | 104,517
Home equity lines of credit | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 216 | 506
Home equity lines of credit | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 11 | 50
Home equity lines of credit | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 49 | 172
Home equity lines of credit | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 276 | 728
Home equity lines of credit | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 108,948 | 103,789
Residential Mortgages secured by first liens |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 841,001 | 826,729
Loans | 841,001 | 826,729
Residential Mortgages secured by first liens | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 1,611 | 1,286
Residential Mortgages secured by first liens | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 373 | 1,145
Residential Mortgages secured by first liens | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 1,323 | 1,647
Residential Mortgages secured by first liens | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 3,307 | 4,078
Residential Mortgages secured by first liens | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 837,694 | 822,651
Residential Mortgages secured by junior liens |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 57,909 | 56,689
Loans | 57,909 | 56,689
Residential Mortgages secured by junior liens | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 57 | 32
Residential Mortgages secured by junior liens | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 24
Residential Mortgages secured by junior liens | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 8 | 1
Residential Mortgages secured by junior liens | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 65 | 57
Residential Mortgages secured by junior liens | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 57,844 | 56,632
Other revolving credit plans |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 25,857 | 26,536
Loans | 25,857 | 26,536
Other revolving credit plans | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 131 | 56
Other revolving credit plans | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 21 | 17
Other revolving credit plans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 9 | 4
Other revolving credit plans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 161 | 77
Other revolving credit plans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 25,696 | 26,459
Automobile |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 20,416 | 20,862
Loans | 20,416 | 20,862
Automobile | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 83 | 45
Automobile | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 6 | 3
Automobile | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 12 | 23
Automobile | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 101 | 71
Automobile | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 20,315 | 20,791
Other consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 49,517 | 49,676
Loans | 49,517 | 49,676
Other consumer | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 380 | 283
Other consumer | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 285 | 158
Other consumer | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 259 | 295
Other consumer | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 924 | 736
Other consumer | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 48,593 | 48,940
Credit cards |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 10,937 | 9,935
Credit cards | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 219 | 26
Credit cards | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 19 | 12
Credit cards | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 11 | 23
Credit cards | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 249 | 61
Credit cards | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 10,688 | 9,874
Overdrafts |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 254 | 278
Overdrafts | 30 - 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Overdrafts | 60 - 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Overdrafts | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Overdrafts | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | 0 | 0
Overdrafts | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total ending loans balance | $ 254 | $ 278

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