Quarterly report [Sections 13 or 15(d)]

Loans - Loans by Vintage Year and Risk Rating (Detail)

v3.26.1
Loans - Loans by Vintage Year and Risk Rating (Detail) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 $ 677,106 $ 2,080,468
2026 - YTD gross   19
2026 - YTD net   11
2025 1,677,260 747,660
2025 - YTD gross 1,124 1,248
2025 - YTD Net 1,122 1,197
2024 686,702 742,292
2024 - YTD gross 377 2,787
2024 - YTD net 335 2,351
2023 671,736 1,272,908
2023 - YTD gross 512 14,331
2023- YTD net 461 12,876
2022 1,217,413 908,835
2022 - YTD gross 839 1,788
2022 - YTD net 695 913
Prior 1,191,964 405,650
Prior - Gross 319 873
Prior - Net (14) (216)
Revolving Loans Amortized Cost Basis 423,285 405,555
Revolving Loans Amortized Cost Basis - YTD gross   0
Revolving Loans Amortized Cost Basis - YTD net (1) (2,725)
Loans receivable 6,545,466 6,563,368
Loans receivable gross chargeoff 3,171 21,046
Loans receivable net chargeoff 2,598 14,407
Pass/Pass-Watch    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 676,042 2,021,087
2025 1,617,767 746,934
2024 680,107 741,090
2023 647,977 1,244,295
2022 1,198,990 906,881
Prior 1,185,280 401,134
Revolving Loans Amortized Cost Basis 422,885 404,953
Loans receivable 6,429,048 6,466,374
Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 1,064 55,029
2025 54,758  
2024 36  
2023 21,762 14,165
2022 14,411 1,371
Prior 1,650 298
Revolving Loans Amortized Cost Basis   250
Loans receivable 93,681 71,113
Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   4,352
2025 4,735 726
2024 6,559 1,202
2023 1,997 14,448
2022 4,012 583
Prior 5,034 4,218
Revolving Loans Amortized Cost Basis 400 352
Loans receivable 22,737 25,881
Residential    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans receivable 1,002,223 1,049,872
Real Estate    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 423,883 1,509,300
2026 - YTD net   (8)
2025 1,228,601 490,808
2025 - YTD Net (2)  
2024 455,542 614,953
2023 560,073 1,149,359
2023 - YTD gross   8,820
2023- YTD net   8,547
2022 1,118,791 869,292
2022 - YTD gross 40  
2022 - YTD net 41  
Prior 1,151,437 387,037
Prior - Gross 92 392
Prior - Net 48 (28)
Revolving Loans Amortized Cost Basis 62,040 59,228
Loans receivable 5,000,367 5,079,977
Loans receivable gross chargeoff 132 9,212
Loans receivable net chargeoff 87 8,511
Real Estate | Pass/Pass-Watch    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 423,072 1,450,425
2025 1,170,072 490,808
2024 454,860 614,953
2023 537,419 1,134,456
2022 1,113,318 867,921
Prior 1,145,435 382,674
Revolving Loans Amortized Cost Basis 62,040 58,978
Loans receivable 4,906,216 5,000,215
Real Estate | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 811 55,029
2025 54,758  
2023 21,762 2,565
2022 3,012 1,371
Prior 1,650 298
Revolving Loans Amortized Cost Basis   250
Loans receivable 81,993 59,513
Real Estate | Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   3,846
2025 3,771  
2024 682  
2023 892 12,338
2022 2,461  
Prior 4,352 4,065
Loans receivable 12,158 20,249
Real Estate | Total commercial property loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 394,740 1,240,708
2026 - YTD net   (8)
2025 993,693 402,354
2025 - YTD Net (2)  
2024 382,505 472,027
2023 426,573 819,703
2023 - YTD gross   8,820
2023- YTD net   8,547
2022 801,321 736,782
2022 - YTD gross 40  
2022 - YTD net 41  
Prior 929,701 289,965
Prior - Gross 92 392
Prior - Net 50 (24)
Revolving Loans Amortized Cost Basis 55,860 54,824
Loans receivable 3,984,393 4,016,363
Loans receivable gross chargeoff 132 9,212
Loans receivable net chargeoff 89 8,515
Real Estate | Total commercial property loans | Pass/Pass-Watch    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 393,929 1,181,833
2025 935,164 402,354
2024 382,505 472,027
2023 404,811 808,330
2022 799,378 735,411
Prior 924,146 285,598
Revolving Loans Amortized Cost Basis 55,860 54,824
Loans receivable 3,895,793 3,940,377
Real Estate | Total commercial property loans | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 811 55,029
2025 54,758  
2024  
2023 21,762 148
2022 596 1,371
Prior 1,650 298
Loans receivable 79,577 56,846
Real Estate | Total commercial property loans | Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   3,846
2025 3,771  
2024  
2023   11,225
2022 1,347  
Prior 3,905 4,069
Loans receivable 9,023 19,140
Real Estate | Construction    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   9,745
2025 9,753 3,997
2024 3,998  
Prior - Net   (28)
Loans receivable 13,751 13,742
Loans receivable gross chargeoff   9,212
Loans receivable net chargeoff   (8,511)
Real Estate | Construction | Pass/Pass-Watch    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   9,745
2025 9,753 3,997
2024 3,998  
Loans receivable 13,751 13,742
Real Estate | Residential    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 29,143 258,847
2025 225,155 84,457
2024 69,039 142,926
2023 133,500 329,656
2022 317,470 132,510
Prior 221,736 97,072
Prior - Net (2) (4)
Revolving Loans Amortized Cost Basis 6,180 4,404
Loans receivable 1,002,223 1,049,872
Loans receivable gross chargeoff (2)  
Loans receivable net chargeoff   (4)
Real Estate | Residential | Pass/Pass-Watch    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 29,143 258,847
2025 225,155 84,457
2024 68,357 142,926
2023 132,608 326,126
2022 313,940 132,510
Prior 221,289 97,076
Revolving Loans Amortized Cost Basis 6,180 4,154
Loans receivable 996,672 1,046,096
Real Estate | Residential | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
2023   2,417
2022 2,416  
Revolving Loans Amortized Cost Basis   250
Loans receivable 2,416 2,667
Real Estate | Residential | Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
2024 682  
2023 892 1,113
2022 1,114  
Prior 447 (4)
Loans receivable 3,135 1,109
Real Estate | Residential    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 29,143 258,847
2025 225,155 84,457
2024 69,039 142,926
2023 133,500 329,656
2022 317,470 132,510
Prior 221,736 97,072
Prior - Net   (4)
Revolving Loans Amortized Cost Basis 6,180 4,404
Revolving Loans Amortized Cost Basis - YTD net (2)  
Loans receivable 1,002,223 1,049,872
Loans receivable net chargeoff (2) (4)
Commercial and Industrial    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 212,215 426,520
2026 - YTD gross   19
2026 - YTD net   19
2025 318,195 168,307
2025 - YTD gross   373
2025 - YTD Net   366
2024 152,844 40,485
2024 - YTD gross 76 59
2024 - YTD net 76 54
2023 37,731 56,545
2023 - YTD gross   853
2023- YTD net   750
2022 44,360 19,772
2022 - YTD gross   82
2022 - YTD net (24) 82
Prior 25,954 16,952
Prior - Gross 51 322
Prior - Net 37 46
Revolving Loans Amortized Cost Basis 361,245 346,327
Revolving Loans Amortized Cost Basis - YTD net (1) (2,723)
Loans receivable 1,152,544 1,074,908
Loans receivable gross chargeoff 127 1,708
Loans receivable net chargeoff 88 (1,406)
Commercial and Industrial | Pass/Pass-Watch    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 211,962 426,520
2025 318,176 168,307
2024 147,703 40,485
2023 37,688 44,797
2022 32,825 19,772
Prior 25,923 16,931
Revolving Loans Amortized Cost Basis 360,845 345,975
Loans receivable 1,135,122 1,062,787
Commercial and Industrial | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 253  
2024 36  
2023   11,600
2022 11,399  
Loans receivable 11,688 11,600
Commercial and Industrial | Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 19  
2024 5,105  
2023 43 148
2022 136  
Prior 31 21
Revolving Loans Amortized Cost Basis 400 352
Loans receivable 5,734 521
Equipment Financing Agreements    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 41,008 144,648
2025 130,464 88,545
2025 - YTD gross 1,124 875
2025 - YTD Net 1,124 831
2024 78,316 86,854
2024 - YTD gross 301 2,728
2024 - YTD net 259 2,297
2023 73,932 67,004
2023 - YTD gross 512 4,658
2023- YTD net 461 3,579
2022 54,262 19,771
2022 - YTD gross 799 1,706
2022 - YTD net 678 831
Prior 14,573 1,661
Prior - Gross 176 159
Prior - Net (99) (234)
Revolving Loans Amortized Cost Basis - YTD net   (2)
Loans receivable 392,555 408,483
Loans receivable gross chargeoff 2,912 10,126
Loans receivable net chargeoff 2,423 7,302
Equipment Financing Agreements | Pass/Pass-Watch    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026 41,008 144,142
2025 129,519 87,819
2024 77,544 85,652
2023 72,870 65,042
2022 52,847 19,188
Prior 13,922 1,529
Loans receivable 387,710 403,372
Equipment Financing Agreements | Classified    
Financing Receivable, Credit Quality Indicator [Line Items]    
2026   506
2025 945 726
2024 772 1,202
2023 1,062 1,962
2022 1,415 583
Prior 651 132
Loans receivable $ 4,845 $ 5,111