v3.26.1
Loans - Schedule of the Credit Quality Indicators Amortized Cost in Residential Consumer Loans Based on Payment Activity (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Financing Receivable, Credit Quality Indicator [Line Items]      
YTD gross charge-offs $ 13 $ 35  
Total 852,692   $ 829,859
Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 9,608   36,717
2025 37,557   33,662
2024 31,889   28,310
2023 26,580   31,455
2022 31,040   30,516
Prior 84,458   56,167
Current fiscal year, YTD gross charge-offs     17
Fiscal year before latest fiscal year, YTD gross charge-offs 10   21
Two years before latest fiscal year, YTD gross charge-offs     14
Three years before latest fiscal year, YTD gross charge-offs 1   4
Four years before latest fiscal year, YTD gross charge-offs     2
Prior YTD gross charge-offs 2   30
YTD gross charge-offs 13   88
Revolving Loans Amortized Cost Basis 54,130   52,321
Revolving Loans Converted to Term 733   351
Total 275,995   269,499
Performing [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 9,608   36,717
2025 37,557   33,662
2024 31,889   28,105
2023 26,387   31,453
2022 30,688   30,516
Prior 84,232   55,956
Revolving Loans Amortized Cost Basis 54,067   52,257
Revolving Loans Converted to Term 733   351
Total 275,161   269,017
Nonperforming Financial Instruments [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2024     205
2023 193   2
2022 352    
Prior 226   211
Revolving Loans Amortized Cost Basis 63   64
Total 834   482
Consumer Mortgage [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
Total 197,436   193,298
Consumer Mortgage [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 6,677   23,328
2025 25,869   30,593
2024 29,159   26,029
2023 24,620   29,546
2022 29,306   29,711
Prior 81,805   54,091
Total 197,436   193,298
Consumer Mortgage [Member] | Performing [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 6,677   23,328
2025 25,869   30,593
2024 29,159   25,839
2023 24,440   29,546
2022 28,955   29,711
Prior 81,664   53,945
Total 196,764   192,962
Consumer Mortgage [Member] | Nonperforming Financial Instruments [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2024     190
2023 180    
2022 351    
Prior 141   146
Total 672   336
Consumer construction | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 545   8,782
2025 7,576   716
2024 671   72
2023     464
2022 443   114
Prior 136   52
Total 9,371   10,200
Consumer construction | Performing [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 545   8,782
2025 7,576   716
2024 671   72
2023     464
2022 443   114
Prior 136   52
Total 9,371   10,200
Home Equity Line of Credit [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
Total 54,815   52,616
Home Equity Line of Credit [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
Revolving Loans Amortized Cost Basis 54,082   52,265
Revolving Loans Converted to Term 733   351
Total 54,815   52,616
Home Equity Line of Credit [Member] | Performing [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
Revolving Loans Amortized Cost Basis 54,019   52,201
Revolving Loans Converted to Term 733   351
Total 54,752   52,552
Home Equity Line of Credit [Member] | Nonperforming Financial Instruments [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
Revolving Loans Amortized Cost Basis 63   64
Total 63   64
Consumer Installment [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
YTD gross charge-offs 13 $ 8  
Total 10,185   9,019
Consumer Installment [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 2,326   4,215
2025 3,757   1,837
2024 1,552   1,731
2023 1,502   737
2022 603   269
Prior 397   174
Current fiscal year, YTD gross charge-offs     17
Fiscal year before latest fiscal year, YTD gross charge-offs 10   21
Two years before latest fiscal year, YTD gross charge-offs     14
Three years before latest fiscal year, YTD gross charge-offs 1   4
Four years before latest fiscal year, YTD gross charge-offs     2
Prior YTD gross charge-offs 2   13
YTD gross charge-offs 13   71
Revolving Loans Amortized Cost Basis 48   56
Total 10,185   9,019
Consumer Installment [Member] | Performing [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 2,326   4,215
2025 3,757   1,837
2024 1,552   1,728
2023 1,500   735
2022 602   269
Prior 372   147
Revolving Loans Amortized Cost Basis 48   56
Total 10,157   8,987
Consumer Installment [Member] | Nonperforming Financial Instruments [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2024     3
2023 2   2
2022 1    
Prior 25   27
Total 28   32
Consumer Indirect [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
Total 4,188   4,366
Consumer Indirect [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 60   392
2025 355   516
2024 507   478
2023 458   708
2022 688   422
Prior 2,120   1,850
Prior YTD gross charge-offs     17
YTD gross charge-offs     17
Total 4,188   4,366
Consumer Indirect [Member] | Performing [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2026 60   392
2025 355   516
2024 507   466
2023 447   708
2022 688   422
Prior 2,060   1,812
Total 4,117   4,316
Consumer Indirect [Member] | Nonperforming Financial Instruments [Member] | Residential Consumer Loans [Member]      
Financing Receivable, Credit Quality Indicator [Line Items]      
2024     12
2023 11    
Prior 60   38
Total $ 71   $ 50