Loans, net and allowance for credit losses - Major Classification of Loans Portfolio Summarized by Credit Quality (Details) - USD ($) $ in Thousands |
6 Months Ended |
12 Months Ended |
Jun. 30, 2026 |
Dec. 31, 2025 |
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
$ 430,563
|
$ 597,375
|
| Year 2 |
615,231
|
331,412
|
| Year 3 |
311,506
|
345,156
|
| Year 4 |
294,314
|
789,146
|
| Year 5 |
726,601
|
693,743
|
| Prior |
1,466,611
|
889,070
|
| Revolving Loans Amortized Cost Basis |
456,374
|
420,823
|
| Revolving Loans Converted to Term |
1,621
|
171
|
| Total |
4,302,821
|
4,066,896
|
| Gross charge-offs, Year 1 |
|
210
|
| Gross charge-offs, Year 2 |
201
|
696
|
| Gross charge-offs, Year 3 |
542
|
1,139
|
| Gross charge-offs, Year 4 |
255
|
1,972
|
| Gross charge-offs, Year 5 |
344
|
173
|
| Gross charge-offs, Prior |
331
|
643
|
| Total |
1,673
|
4,833
|
| Commercial and industrial |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
79,094
|
81,546
|
| Year 2 |
79,464
|
70,393
|
| Year 3 |
70,023
|
58,189
|
| Year 4 |
37,720
|
57,219
|
| Year 5 |
49,828
|
39,607
|
| Prior |
122,036
|
94,768
|
| Revolving Loans Amortized Cost Basis |
274,530
|
266,126
|
| Revolving Loans Converted to Term |
10
|
100
|
| Total |
712,705
|
667,948
|
| Gross charge-offs, Year 2 |
|
300
|
| Gross charge-offs, Year 3 |
98
|
|
| Gross charge-offs, Year 4 |
|
24
|
| Gross charge-offs, Year 5 |
|
57
|
| Gross charge-offs, Prior |
58
|
493
|
| Total |
156
|
874
|
| Municipal |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
18,410
|
23,125
|
| Year 2 |
12,249
|
4,324
|
| Year 3 |
4,266
|
1,354
|
| Year 4 |
1,181
|
45,369
|
| Year 5 |
44,955
|
88,165
|
| Prior |
117,647
|
38,331
|
| Revolving Loans Amortized Cost Basis |
1,844
|
1,635
|
| Total |
200,552
|
202,303
|
| Commercial real estate |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
262,544
|
360,438
|
| Year 2 |
402,629
|
146,991
|
| Year 3 |
142,812
|
176,362
|
| Year 4 |
165,992
|
575,829
|
| Year 5 |
538,777
|
450,704
|
| Prior |
976,145
|
603,715
|
| Revolving Loans Converted to Term |
1,611
|
71
|
| Total |
2,490,510
|
2,314,110
|
| Gross charge-offs, Year 4 |
|
853
|
| Gross charge-offs, Prior |
166
|
95
|
| Total |
166
|
948
|
| Residential real estate |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
31,623
|
56,021
|
| Year 2 |
55,146
|
38,109
|
| Year 3 |
36,952
|
40,913
|
| Year 4 |
38,658
|
66,927
|
| Year 5 |
64,674
|
104,792
|
| Prior |
240,670
|
148,990
|
| Revolving Loans Amortized Cost Basis |
172,277
|
146,557
|
| Total |
640,000
|
602,309
|
| Gross charge-offs, Year 4 |
|
92
|
| Total |
|
92
|
| Consumer |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
12,558
|
25,601
|
| Year 2 |
21,442
|
19,907
|
| Year 3 |
15,879
|
24,154
|
| Year 4 |
18,297
|
22,054
|
| Year 5 |
15,287
|
9,751
|
| Prior |
8,310
|
3,266
|
| Revolving Loans Amortized Cost Basis |
7,723
|
6,505
|
| Total |
99,496
|
111,238
|
| Gross charge-offs, Year 2 |
191
|
195
|
| Gross charge-offs, Year 3 |
265
|
361
|
| Gross charge-offs, Year 4 |
179
|
342
|
| Gross charge-offs, Year 5 |
163
|
116
|
| Gross charge-offs, Prior |
107
|
55
|
| Total |
905
|
1,069
|
| Equipment financing |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
26,334
|
50,644
|
| Year 2 |
44,301
|
51,688
|
| Year 3 |
41,574
|
44,184
|
| Year 4 |
32,466
|
21,748
|
| Year 5 |
13,080
|
724
|
| Prior |
1,803
|
|
| Total |
159,558
|
168,988
|
| Gross charge-offs, Year 1 |
|
210
|
| Gross charge-offs, Year 2 |
10
|
201
|
| Gross charge-offs, Year 3 |
179
|
778
|
| Gross charge-offs, Year 4 |
76
|
661
|
| Gross charge-offs, Year 5 |
181
|
|
| Total |
446
|
1,850
|
| Pass | Commercial and industrial |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
79,012
|
81,246
|
| Year 2 |
79,091
|
69,710
|
| Year 3 |
69,493
|
57,789
|
| Year 4 |
37,572
|
53,915
|
| Year 5 |
47,570
|
38,907
|
| Prior |
121,229
|
94,729
|
| Revolving Loans Amortized Cost Basis |
260,449
|
251,834
|
| Revolving Loans Converted to Term |
10
|
100
|
| Total |
694,426
|
648,230
|
| Pass | Municipal |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
18,410
|
23,125
|
| Year 2 |
12,249
|
4,324
|
| Year 3 |
4,266
|
1,354
|
| Year 4 |
1,181
|
45,369
|
| Year 5 |
44,955
|
88,165
|
| Prior |
117,647
|
38,331
|
| Revolving Loans Amortized Cost Basis |
1,844
|
1,635
|
| Total |
200,552
|
202,303
|
| Pass | Commercial real estate |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
262,447
|
359,323
|
| Year 2 |
400,923
|
146,483
|
| Year 3 |
141,666
|
175,145
|
| Year 4 |
158,685
|
566,480
|
| Year 5 |
526,125
|
441,660
|
| Prior |
947,847
|
586,189
|
| Revolving Loans Converted to Term |
1,396
|
71
|
| Total |
2,439,089
|
2,275,351
|
| Pass | Residential real estate |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
31,623
|
56,021
|
| Year 2 |
55,146
|
38,109
|
| Year 3 |
36,952
|
40,913
|
| Year 4 |
38,658
|
66,927
|
| Year 5 |
64,674
|
104,534
|
| Prior |
239,711
|
148,121
|
| Revolving Loans Amortized Cost Basis |
172,104
|
146,380
|
| Total |
638,868
|
601,005
|
| Pass | Consumer |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
12,556
|
25,443
|
| Year 2 |
21,434
|
19,746
|
| Year 3 |
15,801
|
24,017
|
| Year 4 |
18,214
|
21,716
|
| Year 5 |
15,170
|
9,574
|
| Prior |
8,263
|
3,153
|
| Revolving Loans Amortized Cost Basis |
7,717
|
6,493
|
| Total |
99,155
|
110,142
|
| Pass | Equipment financing |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
26,334
|
50,357
|
| Year 2 |
43,913
|
51,024
|
| Year 3 |
40,926
|
43,364
|
| Year 4 |
31,671
|
21,050
|
| Year 5 |
12,722
|
724
|
| Prior |
1,803
|
|
| Total |
157,369
|
166,519
|
| Special mention | Commercial and industrial |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
36
|
300
|
| Year 2 |
|
572
|
| Year 4 |
|
2,725
|
| Year 5 |
300
|
36
|
| Prior |
15
|
9
|
| Revolving Loans Amortized Cost Basis |
1,873
|
8,718
|
| Total |
2,224
|
12,360
|
| Special mention | Commercial real estate |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
|
573
|
| Year 2 |
562
|
|
| Year 4 |
5,760
|
1,508
|
| Year 5 |
629
|
2,174
|
| Prior |
10,001
|
9,149
|
| Total |
16,952
|
13,404
|
| Special mention | Equipment financing |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 3 |
|
129
|
| Year 4 |
|
12
|
| Total |
|
141
|
| Substandard | Commercial and industrial |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
46
|
|
| Year 2 |
373
|
111
|
| Year 3 |
530
|
400
|
| Year 4 |
148
|
579
|
| Year 5 |
1,958
|
664
|
| Prior |
792
|
30
|
| Revolving Loans Amortized Cost Basis |
12,208
|
5,574
|
| Total |
16,055
|
7,358
|
| Substandard | Commercial real estate |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
97
|
542
|
| Year 2 |
1,144
|
508
|
| Year 3 |
1,146
|
1,217
|
| Year 4 |
1,547
|
7,841
|
| Year 5 |
12,023
|
6,870
|
| Prior |
18,297
|
8,377
|
| Revolving Loans Converted to Term |
215
|
|
| Total |
34,469
|
25,355
|
| Substandard | Residential real estate |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 5 |
|
258
|
| Prior |
959
|
869
|
| Revolving Loans Amortized Cost Basis |
173
|
177
|
| Total |
1,132
|
1,304
|
| Substandard | Consumer |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
2
|
158
|
| Year 2 |
8
|
161
|
| Year 3 |
78
|
137
|
| Year 4 |
83
|
338
|
| Year 5 |
117
|
177
|
| Prior |
47
|
113
|
| Revolving Loans Amortized Cost Basis |
6
|
12
|
| Total |
341
|
1,096
|
| Substandard | Equipment financing |
|
|
| Accounts, Notes, Loans and Financing Receivable |
|
|
| Year 1 |
|
287
|
| Year 2 |
388
|
664
|
| Year 3 |
648
|
691
|
| Year 4 |
795
|
686
|
| Year 5 |
358
|
|
| Total |
$ 2,189
|
$ 2,328
|