v3.26.1
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
3 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 $ 31,895 $ 154,101
2025 162,554 35,382
2024 29,626 127,272
2023 111,290 614,904
2022 597,168 279,689
Prior 729,342 478,302
Revolving Loans 170,801 174,862
Total 1,832,676 1,864,512
Current period gross charge-offs 2,263  
Current period gross charge-offs 2026 70  
Current period gross charge-offs 2024 43  
Current period gross charge-offs 2023 28  
Current period gross charge-offs 2022 21  
Current period gross charge-offs prior 479  
Current period gross charge-offs revolving 1,622  
Commercial and Industrial [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 12,974 21,157
2025 26,237 10,607
2024 9,574 12,086
2023 10,412 73,044
2022 63,124 31,587
Prior 48,573 26,681
Revolving Loans 93,110 95,996
Total 264,004 271,158
Current period gross charge-offs 2,011  
Current period gross charge-offs 2023 1  
Current period gross charge-offs 2022 6  
Current period gross charge-offs prior 474  
Current period gross charge-offs revolving 1,530  
Construction, Commercial [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 579 22,804
2025 19,374 5,186
2024 3,481 2,099
2023 1,950 4,044
2022 3,995 3,821
Prior 16,390 13,722
Revolving Loans 62 62
Total 45,831 51,738
Construction, Residential [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 2,117 22,947
2025 25,860 5,258
2024 3,437 495
2023 53 2,931
2022 1,693 93
Prior 137 48
Revolving Loans 100  
Total 33,397 31,772
Commercial [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 12,114 76,730
2025 80,822 6,055
2024 5,754 34,800
2023 25,179 318,787
2022 316,776 135,169
Prior 370,626 243,933
Revolving Loans 20,523 20,834
Total 831,794 836,308
Residential [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 2,810 5,781
2025 5,924 3,536
2024 3,496 66,808
2023 64,014 209,515
2022 205,864 106,962
Prior 289,684 191,630
Revolving Loans 51,799 52,511
Total 623,591 636,743
Farmland [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   62
2025 61 142
2024 141 123
2023 120 987
2022 960 1,279
Prior 3,023 1,821
Revolving Loans 146 166
Total 4,451 4,580
Consumer [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 1,301 4,620
2025 4,276 4,598
2024 3,743 10,861
2023 9,562 5,596
2022 4,756 778
Prior 909 467
Revolving Loans 5,061 5,293
Total 29,608 32,213
Current period gross charge-offs 252  
Current period gross charge-offs 2026 70  
Current period gross charge-offs 2024 43  
Current period gross charge-offs 2023 27  
Current period gross charge-offs 2022 15  
Current period gross charge-offs prior 5  
Current period gross charge-offs revolving 92  
Risk Grades 1 - 4    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 31,345 150,053
2025 155,621 31,347
2024 24,996 118,176
2023 103,451 472,357
2022 468,825 226,966
Prior 595,696 398,339
Revolving Loans 163,171 165,986
Total 1,543,105 1,563,224
Risk Grades 1 - 4 | Commercial and Industrial [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 12,424 20,395
2025 25,488 9,213
2024 7,686 9,941
2023 9,654 47,850
2022 45,869 16,375
Prior 29,011 20,845
Revolving Loans 90,221 91,849
Total 220,353 216,468
Risk Grades 1 - 4 | Construction, Commercial [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 579 22,147
2025 18,876 5,186
2024 3,481 2,099
2023 1,950 4,001
2022 3,953 3,139
Prior 5,524 3,417
Revolving Loans 62 62
Total 34,425 40,051
Risk Grades 1 - 4 | Construction, Residential [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 2,117 22,609
2025 25,447 5,258
2024 3,437 495
2023 53 75
2022 75 93
Prior 137 48
Revolving Loans 100  
Total 31,366 28,578
Risk Grades 1 - 4 | Commercial [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 12,114 75,900
2025 77,224 4,500
2024 4,202 29,768
2023 20,178 209,573
2022 213,332 101,178
Prior 281,436 190,435
Revolving Loans 16,745 17,057
Total 625,231 628,411
Risk Grades 1 - 4 | Residential [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 2,810 4,382
2025 4,350 2,705
2024 2,671 65,443
2023 62,656 204,911
2022 200,706 104,375
Prior 275,943 181,362
Revolving Loans 50,836 51,559
Total 599,972 614,737
Risk Grades 1 - 4 | Farmland [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025   142
2024 141  
2023   987
2022 960 1,186
Prior 2,931 1,821
Revolving Loans 146 166
Total 4,178 4,302
Risk Grades 1 - 4 | Consumer [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 1,301 4,620
2025 4,236 4,343
2024 3,378 10,430
2023 8,960 4,960
2022 3,930 620
Prior 714 411
Revolving Loans 5,061 5,293
Total 27,580 30,677
Risk Grades 5 - 6    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 550 3,487
2025 3,598 1,377
2024 1,938 6,868
2023 6,051 103,785
2022 92,324 36,487
Prior 104,153 66,794
Revolving Loans 5,621 6,640
Total 214,235 225,438
Risk Grades 5 - 6 | Commercial and Industrial [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 550 762
2025 749 408
2024 915 1,257
2023 433 20,110
2022 12,594 2,817
Prior 5,502 3,944
Revolving Loans 1,457 2,465
Total 22,200 31,763
Risk Grades 5 - 6 | Construction, Commercial [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   657
2025 498  
2023   43
2022 42 677
Prior 10,866 10,094
Total 11,406 11,471
Risk Grades 5 - 6 | Construction, Residential [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   338
2025 413  
2023   2,544
2022 1,306  
Total 1,719 2,882
Risk Grades 5 - 6 | Commercial [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   830
2025 826  
2024   5,032
2023 5,001 79,834
2022 77,162 31,472
Prior 80,998 47,824
Revolving Loans 3,778 3,777
Total 167,765 168,769
Risk Grades 5 - 6 | Residential [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   838
2025 1,014 831
2024 825 266
2023 266 928
2022 922 1,380
Prior 6,664 4,914
Revolving Loans 386 398
Total 10,077 9,555
Risk Grades 5 - 6 | Farmland [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   62
2025 61  
2024   123
2023 120  
2022   93
Prior 92  
Total 273 278
Risk Grades 5 - 6 | Consumer [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 37 138
2024 198 190
2023 231 326
2022 298 48
Prior 31 18
Total 795 720
Risk Grade 7    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   561
2025 3,335 2,658
2024 2,692 2,228
2023 1,788 38,762
2022 36,019 16,236
Prior 29,493 12,779
Revolving Loans 2,009 2,236
Total 75,336 75,460
Risk Grade 7 | Commercial and Industrial [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025   986
2024 973 888
2023 325 5,084
2022 4,661 12,395
Prior 14,060 1,502
Revolving Loans 1,432 1,682
Total 21,451 22,537
Risk Grade 7 | Construction, Commercial [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2022   5
Prior   211
Total   216
Risk Grade 7 | Construction, Residential [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2023   312
2022 312  
Total 312 312
Risk Grade 7 | Commercial [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 2,772 1,555
2024 1,552  
2023   29,380
2022 26,282 2,519
Prior 8,192 5,674
Total 38,798 39,128
Risk Grade 7 | Residential [Member] | Real Estate [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   561
2025 560  
2024   1,099
2023 1,092 3,676
2022 4,236 1,207
Prior 7,077 5,354
Revolving Loans 577 554
Total 13,542 12,451
Risk Grade 7 | Consumer [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 3 117
2024 167 241
2023 371 310
2022 528 110
Prior 164 38
Total $ 1,233 816
Risk Grade 8    
Financing Receivable, Credit Quality Indicator [Line Items]    
Prior   390
Total   390
Risk Grade 8 | Commercial and Industrial [Member]    
Financing Receivable, Credit Quality Indicator [Line Items]    
Prior   390
Total   $ 390