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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Credit Exposure in Company Loan Portfolio (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | $ 186,327 |  | $ 288,326
Credit Exposure 2023 | 227,675 |  | 833,709
Credit Exposure 2022 | 702,593 |  | 451,802
Credit Exposure 2021 | 377,213 |  | 159,704
Credit Exposure 2020 | 143,980 |  | 108,230
Credit Exposure Prior | 372,629 |  | 320,588
Revolving Loans Amortized Cost | 126,120 |  | 160,217
Total | 2,136,537 |  | 2,322,576
Credit Exposure 2024.Charge - offs | (172) |  | (615)
Credit Exposure 2023.Charge - offs | (49) |  | (38)
Credit Exposure 2022.Charge - offs | (45) |  | (76)
Credit Exposure 2021.Charge - offs |  |  | (52)
Credit Exposure 2020.Charge - offs | (216) |  | (36)
Credit Exposure Prior.Charge - offs | (9) |  | (94)
Credit Exposure Revolving Loans Amortized Cost.Charge - offs | (206) |  | (293)
Total | (697) | $ (962) | (1,204)
Credit Exposure 2024, Recoveries | 42 |  | 61
Credit Exposure 2023, Recoveries | 17 |  |
Credit Exposure 2022, Recoveries |  |  | 4
Credit Exposure 2021, Recoveries | 14 |  | 1
Credit Exposure 2020, Recoveries | 3 |  |
Credit Exposure Prior, Recoveries | 194 |  | 29
Credit Exposure Revolving Loans Amortized Cost, Recoveries |  |  | 55
Total | 270 | 128 | 150
Credit Exposure 2024,Current period net | (130) |  | (554)
Credit Exposure 2023,Current period net | (32) |  | (38)
Credit Exposure 2022,Current period net | (45) |  | (72)
Credit Exposure 2021,Current period net | 14 |  | (51)
Credit Exposure 2020,Current period net | (213) |  | (36)
Credit Exposure Prior,Current period net | 185 |  | (65)
Credit Exposure Revolving Loans Amortized Cost,Current period net | (206) |  | (238)
Total | (427) |  | (1,054)
Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 186,195 |  | 288,301
Credit Exposure 2023 | 225,203 |  | 810,203
Credit Exposure 2022 | 673,482 |  | 441,607
Credit Exposure 2021 | 367,251 |  | 158,291
Credit Exposure 2020 | 143,624 |  | 107,314
Credit Exposure Prior | 364,617 |  | 316,988
Revolving Loans Amortized Cost | 125,853 |  | 159,933
Total | 2,086,225 |  | 2,282,637
Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 4 |  | 6
Credit Exposure 2023 | 1,686 |  | 7,042
Credit Exposure 2022 | 17,217 |  | 137
Credit Exposure 2021 | 9,526 |  | 958
Credit Exposure 2020 |  |  | 147
Credit Exposure Prior | 4,514 |  | 1,196
Revolving Loans Amortized Cost |  |  | 250
Total | 32,947 |  | 9,736
Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 37 |  |
Credit Exposure 2023 | 333 |  | 16,210
Credit Exposure 2022 | 11,185 |  | 6,950
Credit Exposure 2021 | 40 |  | 370
Credit Exposure 2020 | 241 |  | 446
Credit Exposure Prior | 424 |  | 635
Revolving Loans Amortized Cost | 10 |  |
Total | 12,270 |  | 24,611
Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 91 |  | 19
Credit Exposure 2023 | 453 |  | 254
Credit Exposure 2022 | 709 |  | 3,108
Credit Exposure 2021 | 396 |  | 85
Credit Exposure 2020 | 115 |  | 323
Credit Exposure Prior | 3,074 |  | 1,769
Revolving Loans Amortized Cost | 257 |  | 34
Total | 5,095 |  | 5,592
Commercial and industrial |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 25,019 |  | 42,646
Credit Exposure 2023 | 32,368 |  | 72,711
Credit Exposure 2022 | 55,513 |  | 39,988
Credit Exposure 2021 | 30,844 |  | 14,199
Credit Exposure 2020 | 10,908 |  | 8,766
Credit Exposure Prior | 17,733 |  | 12,756
Revolving Loans Amortized Cost | 73,353 |  | 96,499
Total | 245,738 |  | 287,565
Credit Exposure 2024.Charge - offs |  |  | (79)
Credit Exposure 2023.Charge - offs | (7) |  |
Credit Exposure 2022.Charge - offs | (7) |  | (25)
Credit Exposure 2021.Charge - offs |  |  | (41)
Credit Exposure 2020.Charge - offs | (216) |  | (31)
Credit Exposure Prior.Charge - offs |  |  | (4)
Credit Exposure Revolving Loans Amortized Cost.Charge - offs | (206) |  | (293)
Total | (436) | (392) | (473)
Credit Exposure 2023, Recoveries | 17 |  |
Credit Exposure Prior, Recoveries | 175 |  | 4
Credit Exposure Revolving Loans Amortized Cost, Recoveries |  |  | 15
Total | 192 | 19 | 19
Credit Exposure 2024,Current period net |  |  | (79)
Credit Exposure 2023,Current period net | 10 |  |
Credit Exposure 2022,Current period net | (7) |  | (25)
Credit Exposure 2021,Current period net |  |  | (41)
Credit Exposure 2020,Current period net | (216) |  | (31)
Credit Exposure Prior,Current period net | 175 |  |
Credit Exposure Revolving Loans Amortized Cost,Current period net | (206) |  | (278)
Total | (244) |  | (454)
Commercial and industrial | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 24,964 |  | 42,646
Credit Exposure 2023 | 32,007 |  | 72,376
Credit Exposure 2022 | 55,164 |  | 38,328
Credit Exposure 2021 | 30,739 |  | 12,864
Credit Exposure 2020 | 10,735 |  | 8,249
Credit Exposure Prior | 17,113 |  | 12,524
Revolving Loans Amortized Cost | 73,246 |  | 96,215
Total | 243,968 |  | 283,202
Commercial and industrial | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2023 |  |  | 16
Credit Exposure 2022 |  |  | 132
Credit Exposure 2021 | 67 |  | 958
Credit Exposure 2020 |  |  | 147
Credit Exposure Prior | 468 |  |
Revolving Loans Amortized Cost |  |  | 250
Total | 535 |  | 1,503
Commercial and industrial | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 37 |  |
Credit Exposure 2023 | 333 |  | 190
Credit Exposure 2022 | 228 |  |
Credit Exposure 2021 |  |  | 370
Credit Exposure 2020 | 141 |  | 370
Credit Exposure Prior | 99 |  | 153
Revolving Loans Amortized Cost | 10 |  |
Total | 848 |  | 1,083
Commercial and industrial | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 18 |  |
Credit Exposure 2023 | 28 |  | 129
Credit Exposure 2022 | 121 |  | 1,528
Credit Exposure 2021 | 38 |  | 7
Credit Exposure 2020 | 32 |  |
Credit Exposure Prior | 53 |  | 79
Revolving Loans Amortized Cost | 97 |  | 34
Total | 387 |  | 1,777
Construction and development |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 48,901 |  | 86,641
Credit Exposure 2023 | 47,698 |  | 112,609
Credit Exposure 2022 | 51,442 |  | 62,548
Credit Exposure 2021 | 40,141 |  | 7,074
Credit Exposure 2020 | 6,638 |  | 5,915
Credit Exposure Prior | 17,315 |  | 12,615
Revolving Loans Amortized Cost | 879 |  | 9,237
Total | 213,014 |  | 296,639
Total |  | 0 | 0
Total | 0 | 0 | 0
Construction and development | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 48,828 |  | 86,641
Credit Exposure 2023 | 47,698 |  | 112,347
Credit Exposure 2022 | 47,709 |  | 62,548
Credit Exposure 2021 | 40,141 |  | 7,074
Credit Exposure 2020 | 6,638 |  | 5,915
Credit Exposure Prior | 17,315 |  | 12,504
Revolving Loans Amortized Cost | 879 |  | 9,237
Total | 209,208 |  | 296,266
Construction and development | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2022 | 3,733 |  |
Total | 3,733 |  |
Construction and development | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2023 |  |  | 189
Credit Exposure Prior |  |  | 67
Total |  |  | 256
Construction and development | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 73 |  |
Credit Exposure 2023 |  |  | 73
Credit Exposure Prior |  |  | 44
Total | 73 |  | 117
Commercial real estate |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 31,573 |  | 46,655
Credit Exposure 2023 | 47,160 |  | 391,764
Credit Exposure 2022 | 358,075 |  | 156,486
Credit Exposure 2021 | 133,059 |  | 81,765
Credit Exposure 2020 | 76,560 |  | 54,181
Credit Exposure Prior | 204,712 |  | 177,279
Revolving Loans Amortized Cost | 14,973 |  | 15,065
Total | 866,112 |  | 923,195
Credit Exposure 2024.Charge - offs |  |  | (190)
Credit Exposure Prior.Charge - offs |  |  | (87)
Total | 0 | (266) | (277)
Total | 0 | 0 | 0
Credit Exposure 2024,Current period net |  |  | (190)
Credit Exposure Prior,Current period net |  |  | (87)
Total |  |  | (277)
Commercial real estate | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 31,573 |  | 46,655
Credit Exposure 2023 | 47,160 |  | 368,933
Credit Exposure 2022 | 333,312 |  | 149,536
Credit Exposure 2021 | 123,600 |  | 81,765
Credit Exposure 2020 | 76,560 |  | 54,100
Credit Exposure Prior | 201,007 |  | 176,509
Revolving Loans Amortized Cost | 14,973 |  | 15,065
Total | 828,185 |  | 892,563
Commercial real estate | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2023 |  |  | 7,000
Credit Exposure 2022 | 13,484 |  |
Credit Exposure 2021 | 9,459 |  |
Credit Exposure Prior | 3,608 |  | 333
Total | 26,551 |  | 7,333
Commercial real estate | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2023 |  |  | 15,831
Credit Exposure 2022 | 10,957 |  | 6,950
Credit Exposure 2020 |  |  | 49
Credit Exposure Prior | 28 |  | 337
Total | 10,985 |  | 23,167
Commercial real estate | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2022 | 322 |  |
Credit Exposure 2020 |  |  | 32
Credit Exposure Prior | 69 |  | 100
Total | 391 |  | 132
Farmland |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 10,344 |  | 25,009
Credit Exposure 2023 | 21,363 |  | 77,371
Credit Exposure 2022 | 63,119 |  | 46,817
Credit Exposure 2021 | 43,182 |  | 8,556
Credit Exposure 2020 | 7,623 |  | 5,626
Credit Exposure Prior | 18,244 |  | 16,067
Revolving Loans Amortized Cost | 5,241 |  | 6,849
Total | 169,116 |  | 186,295
Total |  | 0 | 0
Farmland | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 10,344 |  | 25,009
Credit Exposure 2023 | 19,677 |  | 77,371
Credit Exposure 2022 | 63,119 |  | 46,817
Credit Exposure 2021 | 42,864 |  | 8,556
Credit Exposure 2020 | 7,523 |  | 5,599
Credit Exposure Prior | 17,430 |  | 15,850
Revolving Loans Amortized Cost | 5,241 |  | 6,849
Total | 166,198 |  | 186,051
Farmland | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2023 | 1,686 |  |
Total | 1,686 |  |
Farmland | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2021 | 40 |  |
Credit Exposure 2020 | 100 |  | 27
Credit Exposure Prior | 211 |  | 53
Total | 351 |  | 80
Farmland | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2021 | 278 |  |
Credit Exposure Prior | 603 |  | 164
Total | 881 |  | 164
1-4 family residential |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 49,250 |  | 57,348
Credit Exposure 2023 | 60,828 |  | 143,992
Credit Exposure 2022 | 132,265 |  | 122,213
Credit Exposure 2021 | 110,981 |  | 42,588
Credit Exposure 2020 | 39,084 |  | 28,939
Credit Exposure Prior | 108,750 |  | 97,377
Revolving Loans Amortized Cost | 23,087 |  | 22,146
Total | 524,245 |  | 514,603
Total |  | 0 | 0
Total | 0 | 0 | 0
1-4 family residential | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 49,250 |  | 57,348
Credit Exposure 2023 | 60,487 |  | 143,992
Credit Exposure 2022 | 132,125 |  | 120,964
Credit Exposure 2021 | 110,915 |  | 42,535
Credit Exposure 2020 | 39,020 |  | 28,764
Credit Exposure Prior | 106,074 |  | 95,198
Revolving Loans Amortized Cost | 22,927 |  | 22,146
Total | 520,798 |  | 510,947
1-4 family residential | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure Prior | 435 |  | 863
Total | 435 |  | 863
1-4 family residential | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2023 | 341 |  |
Credit Exposure 2022 | 140 |  | 1,249
Credit Exposure 2021 | 66 |  | 53
Credit Exposure 2020 | 64 |  | 175
Credit Exposure Prior | 2,241 |  | 1,316
Revolving Loans Amortized Cost | 160 |  |
Total | 3,012 |  | 2,793
Multi-family residential |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 1,016 |  | 1,984
Credit Exposure 2023 | 1,768 |  | 18,041
Credit Exposure 2022 | 32,438 |  | 16,496
Credit Exposure 2021 | 14,822 |  | 2,363
Credit Exposure 2020 | 1,341 |  | 3,862
Credit Exposure Prior | 2,762 |  | 1,492
Revolving Loans Amortized Cost | 11 |  | 54
Total | 54,158 |  | 44,292
Total |  | 0 | 0
Multi-family residential | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 1,016 |  | 1,984
Credit Exposure 2023 | 1,768 |  | 18,041
Credit Exposure 2022 | 32,438 |  | 16,496
Credit Exposure 2021 | 14,822 |  | 2,363
Credit Exposure 2020 | 1,341 |  | 3,862
Credit Exposure Prior | 2,762 |  | 1,492
Revolving Loans Amortized Cost | 11 |  | 54
Total | 54,158 |  | 44,292
Consumer and Overdrafts |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 18,224 |  | 26,186
Credit Exposure 2023 | 15,330 |  | 15,259
Credit Exposure 2022 | 8,349 |  | 5,920
Credit Exposure 2021 | 3,479 |  | 2,474
Credit Exposure 2020 | 1,413 |  | 631
Credit Exposure Prior | 2,265 |  | 2,344
Revolving Loans Amortized Cost | 3,801 |  | 4,488
Total | 52,861 |  | 57,302
Credit Exposure 2024.Charge - offs | (172) |  | (346)
Credit Exposure 2023.Charge - offs | (42) |  | (38)
Credit Exposure 2022.Charge - offs | (38) |  | (51)
Credit Exposure 2021.Charge - offs |  |  | (11)
Credit Exposure 2020.Charge - offs |  |  | (5)
Credit Exposure Prior.Charge - offs | (9) |  |
Total | (261) |  | (451)
Credit Exposure 2024, Recoveries | 42 |  | 61
Credit Exposure 2022, Recoveries |  |  | 4
Credit Exposure 2021, Recoveries | 14 |  | 1
Credit Exposure 2020, Recoveries | 3 |  |
Credit Exposure Prior, Recoveries | 16 |  | 23
Credit Exposure Revolving Loans Amortized Cost, Recoveries |  |  | 40
Total | 75 |  | 129
Credit Exposure 2024,Current period net | (130) |  | (285)
Credit Exposure 2023,Current period net | (42) |  | (38)
Credit Exposure 2022,Current period net | (38) |  | (47)
Credit Exposure 2021,Current period net | 14 |  | (10)
Credit Exposure 2020,Current period net | 3 |  | (5)
Credit Exposure Prior,Current period net | 7 |  | 23
Credit Exposure Revolving Loans Amortized Cost,Current period net |  |  | 40
Total | (186) |  | (322)
Consumer and Overdrafts | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 18,220 |  | 26,161
Credit Exposure 2023 | 15,246 |  | 15,181
Credit Exposure 2022 | 8,273 |  | 5,840
Credit Exposure 2021 | 3,465 |  | 2,449
Credit Exposure 2020 | 1,394 |  | 589
Credit Exposure Prior | 2,245 |  | 2,307
Revolving Loans Amortized Cost | 3,801 |  | 4,488
Total | 52,644 |  | 57,015
Consumer and Overdrafts | Special Mention |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 4 |  | 6
Credit Exposure 2023 |  |  | 26
Credit Exposure 2022 |  |  | 5
Credit Exposure Prior | 3 |  |
Total | 7 |  | 37
Consumer and Overdrafts | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 |  |  | 19
Credit Exposure 2023 | 84 |  | 52
Credit Exposure 2022 | 76 |  | 75
Credit Exposure 2021 | 14 |  | 25
Credit Exposure 2020 | 19 |  | 42
Credit Exposure Prior | 17 |  | 37
Total | 210 |  | 250
Agricultural |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 2,000 |  | 1,857
Credit Exposure 2023 | 1,160 |  | 1,962
Credit Exposure 2022 | 1,392 |  | 1,334
Credit Exposure 2021 | 705 |  | 685
Credit Exposure 2020 | 413 |  | 310
Credit Exposure Prior | 848 |  | 658
Revolving Loans Amortized Cost | 4,775 |  | 5,879
Total | 11,293 |  | 12,685
Credit Exposure Prior.Charge - offs |  |  | (3)
Total | 0 | (3) | (3)
Credit Exposure Prior, Recoveries | 3 |  | 2
Total | 3 | $ 2 | 2
Credit Exposure Prior,Current period net | 3 |  | (1)
Total | 3 |  | (1)
Agricultural | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2024 | 2,000 |  | 1,857
Credit Exposure 2023 | 1,160 |  | 1,962
Credit Exposure 2022 | 1,342 |  | 1,078
Credit Exposure 2021 | 705 |  | 685
Credit Exposure 2020 | 413 |  | 236
Credit Exposure Prior | 671 |  | 604
Revolving Loans Amortized Cost | 4,775 |  | 5,879
Total | 11,066 |  | 12,301
Agricultural | Substandard |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure Prior | 86 |  | 25
Total | 86 |  | 25
Agricultural | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Credit Exposure 2022 | 50 |  | 256
Credit Exposure 2020 |  |  | 74
Credit Exposure Prior | 91 |  | 29
Total | $ 141 |  | $ 359

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