Quarterly report [Sections 13 or 15(d)]

Loans - Loans by Vintage Year and Payment Performance (Detail)

v3.25.3
Loans - Loans by Vintage Year and Payment Performance (Detail) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 $ 1,596,011 $ 1,194,754
2025 - YTD gross 19 49
2025 - YTD net 13 49
2024 826,577 972,594
2024 - YTD gross 855 1,625
2024 - YTD Net 821 1,468
2023 808,027 1,533,571
2023 - YTD gross 2,214 5,570
2023 - YTD net 1,791 4,922
2022 1,319,884 1,036,015
2022 - YTD gross 12,939 2,206
2022- YTD net 11,785 1,813
2021 946,049 586,017
2021 - YTD gross 1,479 1,498
2021 - YTD net 782 1,409
Prior 579,641 475,273
Prior - Gross 686 668
Prior - Net (238) (2,153)
Revolving Loans Amortized Cost Basis 452,070 453,153
Revolving Loans Amortized Cost Basis - YTD gross   2
Revolving Loans Amortized Cost Basis - YTD net (2,125) (3,375)
Loans receivable 6,528,259 6,251,377
Loans receivable gross chargeoff 18,192 11,618
Loans receivable net chargeoff 12,829 4,133
Performing    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 1,595,700 1,194,323
2024 825,565 970,654
2023 806,798 1,527,007
2022 1,305,741 1,034,081
2021 944,962 585,566
Prior 578,056 473,509
Revolving Loans Amortized Cost Basis 452,070 451,965
Loans receivable 6,508,892 6,237,105
Nonperforming    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 311 431
2024 1,012 1,940
2023 1,229 6,564
2022 14,143 1,934
2021 1,087 451
Prior 1,585 1,764
Revolving Loans Amortized Cost Basis   1,188
Loans receivable 19,367 14,272
Residential    
Financing Receivable, Credit Quality Indicator [Line Items]    
Loans receivable 1,043,577 951,302
Real Estate    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 1,113,490 763,052
2025 - YTD net (6)  
2024 550,389 766,584
2023 664,520 1,292,974
2023 - YTD gross   274
2023 - YTD net   274
2022 1,176,675 949,399
2022 - YTD gross 8,697  
2022- YTD net 8,424  
2021 891,277 565,042
2021 - YTD gross   1,133
2021 - YTD net   1,111
Prior 558,416 457,909
Prior - Gross 207 136
Prior - Net (184) (2,065)
Revolving Loans Amortized Cost Basis 104,101 105,964
Loans receivable 5,058,868 4,900,924
Loans receivable gross chargeoff 8,904 1,543
Loans receivable net chargeoff 8,234 (680)
Real Estate | Performing    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 1,113,490 763,052
2024 550,389 766,584
2023 664,520 1,290,702
2022 1,165,558 949,399
2021 891,277 564,726
Prior 556,986 456,448
Revolving Loans Amortized Cost Basis 104,101 105,964
Loans receivable 5,046,321 4,896,875
Real Estate | Nonperforming    
Financing Receivable, Credit Quality Indicator [Line Items]    
2023   2,272
2022 11,117  
2021   316
Prior 1,430 1,461
Loans receivable 12,547 4,049
Real Estate | Total commercial property loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 889,397 564,465
2025 - YTD net (6)  
2024 408,107 558,271
2023 501,038 936,857
2023 - YTD gross   274
2023 - YTD net   274
2022 839,265 804,089
2022 - YTD gross 8,697  
2022- YTD net 8,424  
2021 756,659 553,562
2021 - YTD net   (21)
Prior 454,145 352,503
Prior - Gross 207 136
Prior - Net (181) (704)
Revolving Loans Amortized Cost Basis 96,717 101,277
Loans receivable 3,945,328 3,871,024
Loans receivable gross chargeoff 8,904 410
Loans receivable net chargeoff 8,237 (451)
Real Estate | Total commercial property loans | Performing    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 889,397 564,465
2024 408,107 558,271
2023 501,038 936,140
2022 828,148 804,089
2021 756,659 553,562
Prior 453,014 351,042
Revolving Loans Amortized Cost Basis 96,717 101,277
Loans receivable 3,933,080 3,868,846
Real Estate | Total commercial property loans | Nonperforming    
Financing Receivable, Credit Quality Indicator [Line Items]    
2023   717
2022 11,117  
Prior 1,131 1,461
Loans receivable 12,248 2,178
Real Estate | Construction    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 8,991 70,601
2024 52,973 7,997
2023 7,999  
2021 - YTD gross   1,133
2021 - YTD net   1,132
Prior - Net   (1,358)
Loans receivable 69,963 78,598
Loans receivable gross chargeoff   1,133
Loans receivable net chargeoff   (226)
Real Estate | Construction | Performing    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 8,991 70,601
2024 52,973 7,997
2023 7,999  
Loans receivable 69,963 78,598
Real Estate | Residential    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 215,102 127,986
2024 89,309 200,316
2023 155,483 356,117
2022 337,410 145,310
2021 134,618 11,480
Prior 104,271 105,406
Prior - Net (3) (3)
Revolving Loans Amortized Cost Basis 7,384 4,687
Loans receivable 1,043,577 951,302
Loans receivable net chargeoff (3) (3)
Real Estate | Residential | Performing    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 215,102 127,986
2024 89,309 200,316
2023 155,483 354,562
2022 337,410 145,310
2021 134,618 11,164
Prior 103,972 105,406
Revolving Loans Amortized Cost Basis 7,384 4,687
Loans receivable 1,043,278 949,431
Real Estate | Residential | Nonperforming    
Financing Receivable, Credit Quality Indicator [Line Items]    
2023   1,555
2021   316
Prior 299  
Loans receivable 299 1,871
Commercial and Industrial    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 378,544 291,128
2025 - YTD gross 19 19
2025 - YTD net 19 19
2024 176,080 59,448
2024 - YTD gross 373 169
2024 - YTD Net 368 169
2023 42,694 106,982
2023 - YTD gross   168
2023 - YTD net (5) 160
2022 61,408 32,328
2022 - YTD gross 362 (13)
2022- YTD net 273 (13)
2021 27,540 12,761
2021 - YTD gross 82 11
2021 - YTD net 82 11
Prior 18,287 13,595
Prior - Gross 321 207
Prior - Net 80 123
Revolving Loans Amortized Cost Basis 347,969 347,189
Revolving Loans Amortized Cost Basis - YTD gross   2
Revolving Loans Amortized Cost Basis - YTD net (2,123) (3,375)
Loans receivable 1,052,522 863,431
Loans receivable gross chargeoff 1,157 576
Loans receivable net chargeoff (1,306) (2,906)
Commercial and Industrial | Performing    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 378,544 291,128
2024 176,079 59,453
2023 42,694 106,863
2022 61,353 32,328
2021 27,540 12,761
Prior 18,287 13,498
Revolving Loans Amortized Cost Basis 347,969 346,001
Loans receivable 1,052,466 862,032
Commercial and Industrial | Nonperforming    
Financing Receivable, Credit Quality Indicator [Line Items]    
2024 1  
2024   (5)
2023   119
2022 55  
Prior   97
Revolving Loans Amortized Cost Basis   1,188
Loans receivable 56 1,399
Equipment Financing Agreements    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 103,977 140,574
2025 - YTD gross   30
2025 - YTD net   30
2024 100,108 146,562
2024 - YTD gross 482 1,456
2024 - YTD Net 453 1,299
2023 100,813 133,615
2023 - YTD gross 2,214 5,128
2023 - YTD net 1,796 4,488
2022 81,801 54,288
2022 - YTD gross 3,880 2,206
2022- YTD net 3,088 1,826
2021 27,232 8,214
2021 - YTD gross 1,397 354
2021 - YTD net 700 287
Prior 2,938 3,769
Prior - Gross 158 325
Prior - Net (134) (211)
Revolving Loans Amortized Cost Basis - YTD net (2)  
Loans receivable 416,869 487,022
Loans receivable gross chargeoff 8,131 9,499
Loans receivable net chargeoff 5,901 7,719
Equipment Financing Agreements | Performing    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 103,666 140,143
2024 99,097 144,617
2023 99,584 129,442
2022 78,830 52,354
2021 26,145 8,079
Prior 2,783 3,563
Loans receivable 410,105 478,198
Equipment Financing Agreements | Nonperforming    
Financing Receivable, Credit Quality Indicator [Line Items]    
2025 311 431
2024 1,011 1,945
2023 1,229 4,173
2022 2,971 1,934
2021 1,087 135
Prior 155 206
Loans receivable $ 6,764 $ 8,824