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Loans and ACL - Summary of Recorded Investment of Loans Held for Investment by Internal Loan Grade by Year of Origination Quarterly (Detail) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | $ 97,473 | $ 58,252
2024 | 39,224 | 181,865
2023 | 133,620 | 740,853
2022 | 644,821 | 323,241
2021 | 283,797 | 260,534
Prior | 524,489 | 340,307
Revolving Loans | 188,104 | 205,703
Total | 1,911,528 | 2,110,755
Current period gross charge-offs | 9,164 |
Current period gross charge-offs 2025 | 156 |
Current period gross charge-offs 2024 | 728 |
Current period gross charge-offs 2023 | 624 |
Current period gross charge-offs 2022 | 6,782 |
Current period gross charge-offs 2021 | 439 |
Current period gross charge-offs prior | 278 |
Current period gross charge-offs revolving | 157 |
Commercial and Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 18,120 | 15,499
2024 | 9,256 | 40,237
2023 | 14,000 | 107,206
2022 | 73,399 | 35,345
2021 | 27,620 | 23,150
Prior | 29,356 | 17,987
Revolving Loans | 104,858 | 115,480
Total | 276,609 | 354,904
Current period gross charge-offs | 6,442 |
Current period gross charge-offs 2024 | 346 |
Current period gross charge-offs 2023 | 368 |
Current period gross charge-offs 2022 | 5,505 |
Current period gross charge-offs 2021 | 12 |
Current period gross charge-offs prior | 161 |
Current period gross charge-offs revolving | 50 |
Construction, Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 13,795 | 6,219
2024 | 5,497 | 7,483
2023 | 3,269 | 65,560
2022 | 32,029 | 15,367
2021 | 4,359 | 10,175
Prior | 14,468 | 9,288
Revolving Loans | 56 | 399
Total | 73,473 | 114,491
Construction, Residential [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 16,112 | 19,767
2024 | 10,066 | 9,030
2023 | 519 | 7,992
2022 | 3,728 | 13,971
2021 | 20,094 |
Prior | 73 | 57
Revolving Loans | 300 | 990
Total | 50,892 | 51,807
Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 40,542 | 6,847
2024 | 6,622 | 39,790
2023 | 33,176 | 320,210
2022 | 313,702 | 137,196
2021 | 120,917 | 159,760
Prior | 280,883 | 158,507
Revolving Loans | 22,259 | 25,532
Total | 818,101 | 847,842
Current period gross charge-offs | 437 |
Current period gross charge-offs 2021 | 374 |
Current period gross charge-offs prior | 63 |
Residential [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 5,128 | 3,668
2024 | 3,515 | 67,516
2023 | 70,150 | 229,615
2022 | 214,531 | 118,090
2021 | 108,529 | 66,320
Prior | 197,166 | 151,202
Revolving Loans | 55,011 | 55,842
Total | 654,030 | 692,253
Current period gross charge-offs | 215 |
Current period gross charge-offs 2023 | 65 |
Current period gross charge-offs prior | 43 |
Current period gross charge-offs revolving | 107 |
Farmland [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 62 | 147
2024 | 144 | 135
2023 | 126 | 997
2022 | 990 | 1,339
2021 | 1,293 |
Prior | 1,883 | 2,753
Revolving Loans | 147 | 149
Total | 4,645 | 5,520
Consumer [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 3,714 | 6,105
2024 | 4,124 | 17,674
2023 | 12,380 | 9,273
2022 | 6,442 | 1,933
2021 | 985 | 1,129
Prior | 660 | 513
Revolving Loans | 5,473 | 7,311
Total | 33,778 | 43,938
Current period gross charge-offs | 2,070 |
Current period gross charge-offs 2025 | 156 |
Current period gross charge-offs 2024 | 382 |
Current period gross charge-offs 2023 | 191 |
Current period gross charge-offs 2022 | 1,277 |
Current period gross charge-offs 2021 | 53 |
Current period gross charge-offs prior | 11 |
Risk Grades 1 - 4 |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 95,102 | 53,329
2024 | 36,105 | 147,386
2023 | 124,446 | 618,362
2022 | 495,048 | 272,353
2021 | 226,516 | 230,603
Prior | 448,580 | 300,706
Revolving Loans | 175,624 | 182,509
Total | 1,601,421 | 1,805,248
Risk Grades 1 - 4 | Commercial and Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 17,449 | 13,883
2024 | 8,903 | 13,559
2023 | 11,166 | 64,530
2022 | 45,179 | 14,600
2021 | 10,938 | 17,405
Prior | 23,464 | 15,760
Revolving Loans | 98,045 | 98,867
Total | 215,144 | 238,604
Risk Grades 1 - 4 | Construction, Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 13,619 | 6,219
2024 | 5,497 | 6,277
2023 | 2,191 | 65,560
2022 | 32,029 | 7,776
2021 | 3,660 | 5,405
Prior | 4,332 | 4,792
Revolving Loans | 56 | 399
Total | 61,384 | 96,428
Risk Grades 1 - 4 | Construction, Residential [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 15,774 | 19,574
2024 | 10,066 | 8,861
2023 | 519 | 7,837
2022 | 75 | 13,971
2021 | 94 |
Prior | 73 | 57
Revolving Loans | 300 | 990
Total | 26,901 | 51,290
Risk Grades 1 - 4 | Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 40,542 | 4,747
2024 | 4,554 | 34,698
2023 | 29,808 | 245,563
2022 | 200,617 | 118,435
2021 | 103,935 | 142,211
Prior | 232,286 | 133,856
Revolving Loans | 17,397 | 21,323
Total | 629,139 | 700,833
Risk Grades 1 - 4 | Residential [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 4,004 | 2,815
2024 | 3,062 | 66,780
2023 | 68,780 | 225,159
2022 | 210,258 | 114,682
2021 | 105,871 | 64,548
Prior | 185,953 | 143,002
Revolving Loans | 54,206 | 53,498
Total | 632,134 | 670,484
Risk Grades 1 - 4 | Farmland [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 |  | 147
2024 | 144 |
2023 |  | 997
2022 | 990 | 1,239
2021 | 1,198 |
Prior | 1,883 | 2,753
Revolving Loans | 147 | 149
Total | 4,362 | 5,285
Risk Grades 1 - 4 | Consumer [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 3,714 | 5,944
2024 | 3,879 | 17,211
2023 | 11,982 | 8,716
2022 | 5,900 | 1,650
2021 | 820 | 1,034
Prior | 589 | 486
Revolving Loans | 5,473 | 7,283
Total | 32,357 | 42,324
Risk Grades 5 - 6 |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 2,052 | 2,327
2024 | 1,521 | 30,880
2023 | 6,033 | 104,708
2022 | 109,415 | 26,264
2021 | 34,504 | 24,907
Prior | 67,443 | 30,699
Revolving Loans | 10,117 | 19,371
Total | 231,085 | 239,156
Risk Grades 5 - 6 | Commercial and Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 671 | 672
2024 | 353 | 24,430
2023 | 1,030 | 37,503
2022 | 23,518 | 10,201
2021 | 3,881 | 5,183
Prior | 4,013 | 979
Revolving Loans | 5,046 | 15,092
Total | 38,512 | 94,060
Risk Grades 5 - 6 | Construction, Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 176 |
2024 |  | 1,090
2023 | 1,078 |
2022 |  | 7,567
2021 | 690 | 4,770
Prior | 10,136 | 4,235
Total | 12,080 | 17,662
Risk Grades 5 - 6 | Construction, Residential [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 338 | 193
2022 | 3,186 |
2021 | 20,000 |
Total | 23,524 | 193
Risk Grades 5 - 6 | Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 |  | 535
2024 | 513 | 5,092
2023 | 3,368 | 64,677
2022 | 81,731 | 7,002
2021 | 8,416 | 14,604
Prior | 47,878 | 23,104
Revolving Loans | 4,862 | 4,184
Total | 146,768 | 119,198
Risk Grades 5 - 6 | Residential [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 805 | 853
2024 | 453 |
2023 | 266 | 2,303
2022 | 781 | 1,295
2021 | 1,394 | 318
Prior | 5,390 | 2,378
Revolving Loans | 209 | 95
Total | 9,298 | 7,242
Risk Grades 5 - 6 | Farmland [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 62 |
2024 |  | 135
2023 | 126 |
2022 |  | 100
2021 | 95 |
Total | 283 | 235
Risk Grades 5 - 6 | Consumer [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 |  | 74
2024 | 202 | 133
2023 | 165 | 225
2022 | 199 | 99
2021 | 28 | 32
Prior | 26 | 3
Total | 620 | 566
Risk Grade 7 |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 319 | 2,596
2024 | 1,598 | 3,599
2023 | 3,141 | 17,783
2022 | 40,358 | 23,163
2021 | 22,777 | 5,024
Prior | 8,466 | 8,709
Revolving Loans | 2,363 | 3,823
Total | 79,022 | 64,697
Risk Grade 7 | Commercial and Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 |  | 944
2024 |  | 2,248
2023 | 1,804 | 5,173
2022 | 4,702 | 10,462
2021 | 12,801 | 562
Prior | 1,879 | 1,247
Revolving Loans | 1,767 | 1,521
Total | 22,953 | 22,157
Risk Grade 7 | Construction, Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2024 |  | 116
2022 |  | 24
2021 | 9 |
Prior |  | 261
Total | 9 | 401
Risk Grade 7 | Construction, Residential [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2024 |  | 169
2023 |  | 155
2022 | 467 |
Total | 467 | 324
Risk Grade 7 | Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 |  | 1,565
2024 | 1,555 |
2023 |  | 9,970
2022 | 31,354 | 10,380
2021 | 8,566 | 2,945
Prior | 719 | 1,355
Revolving Loans |  | 25
Total | 42,194 | 26,240
Risk Grade 7 | Residential [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 | 319 |
2024 |  | 736
2023 | 1,104 | 2,153
2022 | 3,492 | 2,113
2021 | 1,264 | 1,454
Prior | 5,823 | 5,822
Revolving Loans | 596 | 2,249
Total | 12,598 | 14,527
Risk Grade 7 | Consumer [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2025 |  | 87
2024 | 43 | 330
2023 | 233 | 332
2022 | 343 | 184
2021 | 137 | 63
Prior | 45 | 24
Revolving Loans |  | 28
Total | $ 801 | 1,048
Risk Grade 8 |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2022 |  | 1,461
Prior |  | 193
Total |  | 1,654
Risk Grade 8 | Commercial and Industrial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2022 |  | 82
Prior |  | 1
Total |  | 83
Risk Grade 8 | Commercial [Member] | Real Estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
2022 |  | 1,379
Prior |  | 192
Total |  | $ 1,571

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