v3.26.3
Allowance for Loan Credit Losses - Credit quality indicators (Details) - USD ($)
$ in Thousands
 9 Months Ended 12 Months Ended
Sep. 30, 2026
Dec. 31, 2025
Financing receivable, credit quality indicator    
Total $ 2,011,096 $ 1,975,360
Current period gross write-offs, Total 172  
Commercial Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 67,033 108,904
Prior year 113,755 146,921
Two years prior 153,077 67,298
Three years prior 78,263 272,670
Four years prior 257,057 152,295
Prior 539,080 420,305
Revolving 6,479 5,224
Total 1,214,744 1,173,617
Construction and land development | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 36,306 72,568
Prior year 83,902 66,800
Two years prior 25,029 22,339
Three years prior 4,967 14,925
Four years prior 10,014 773
Prior 4,250 14,439
Revolving 35,414 30,815
Total 199,882 222,659
Residential Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 65,658 92,918
Prior year 81,002 27,336
Two years prior 22,797 59,483
Three years prior 49,148 99,049
Four years prior 93,172 109,931
Prior 200,392 107,918
Revolving 29,145 26,355
Total 541,314 522,990
Commercial | Commercial - Non-Real Estate    
Financing receivable, credit quality indicator    
Current year 9,151 9,952
Prior year 8,382 4,277
Two years prior 3,684 3,254
Three years prior 2,500 4,032
Four years prior 2,313 618
Prior 5,688 6,202
Revolving 16,873 21,632
Total 48,591 49,967
Current period gross write-offs, prior year 172  
Current period gross write-offs, three years prior   361
Current period gross write-offs, Total 172 361
Consumer | Consumer - Non-Real Estate    
Financing receivable, credit quality indicator    
Current year 133 463
Prior year 15 529
Two years prior 515 36
Three years prior 27  
Revolving 15 15
Total 705 1,043
Pass | Commercial Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 67,033 108,904
Prior year 113,755 146,921
Two years prior 153,077 67,298
Three years prior 78,263 259,998
Four years prior 244,510 152,295
Prior 539,080 420,305
Revolving 6,479 5,224
Total 1,202,197 1,160,945
Pass | Construction and land development | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 36,306 72,568
Prior year 83,902 66,800
Two years prior 25,029 22,339
Three years prior 4,967 14,925
Four years prior 10,014 773
Prior 4,250 13,355
Revolving 35,414 30,815
Total 199,882 221,575
Pass | Residential Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 65,658 92,918
Prior year 81,002 27,336
Two years prior 22,797 59,483
Three years prior 49,148 99,049
Four years prior 93,172 109,931
Prior 199,954 107,162
Revolving 29,145 26,355
Total 540,876 522,234
Pass | Commercial | Commercial - Non-Real Estate    
Financing receivable, credit quality indicator    
Current year 9,151 9,952
Prior year 8,115 4,277
Two years prior 3,684 3,254
Three years prior 2,500 2,948
Four years prior 2,313 618
Prior 5,688 6,202
Revolving 16,873 21,632
Total 48,324 48,883
Pass | Consumer | Consumer - Non-Real Estate    
Financing receivable, credit quality indicator    
Current year 133 463
Prior year 15 529
Two years prior 515 36
Three years prior 27  
Revolving 15 15
Total 705 1,043
Special Mention | Commercial Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Three years prior   12,672
Four years prior 12,547  
Total 12,547 12,672
Special Mention | Construction and land development | Real Estate Loans    
Financing receivable, credit quality indicator    
Prior   1,084
Total   1,084
Special Mention | Commercial | Commercial - Non-Real Estate    
Financing receivable, credit quality indicator    
Three years prior   1,084
Total   1,084
Substandard | Residential Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Prior 438 756
Total 438 $ 756
Substandard | Commercial | Commercial - Non-Real Estate    
Financing receivable, credit quality indicator    
Prior year 267  
Total $ 267