v3.26.1
Allowance for Loan Credit Losses - Credit quality indicators (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Mar. 31, 2026
Financing receivable, credit quality indicator    
Total $ 1,975,360 $ 1,973,743
Commercial Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 108,904 22,333
Prior year 146,921 108,556
Two years prior 67,298 148,841
Three years prior 272,670 67,030
Four years prior 152,295 270,835
Prior 420,305 553,306
Revolving 5,224 6,028
Total 1,173,617 1,176,929
Construction and land development | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 72,568 2,700
Prior year 66,800 84,975
Two years prior 22,339 49,409
Three years prior 14,925 16,857
Four years prior 773 15,091
Prior 14,439 15,943
Revolving 30,815 43,616
Total 222,659 228,591
Residential Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 92,918 12,390
Prior year 27,336 88,172
Two years prior 59,483 26,433
Three years prior 99,049 50,524
Four years prior 109,931 97,199
Prior 107,918 213,013
Revolving 26,355 25,919
Total 522,990 513,650
Commercial | Commercial - Non-Real Estate    
Financing receivable, credit quality indicator    
Current year 9,952 3,619
Prior year 4,277 10,184
Two years prior 3,254 4,238
Three years prior 4,032 2,766
Four years prior 618 3,736
Prior 6,202 6,273
Revolving 21,632 18,089
Total 49,967 48,905
Current period gross write-offs, three years prior 361  
Current period gross write-offs, Total 361  
Consumer | Consumer - Non-Real Estate    
Financing receivable, credit quality indicator    
Current year 463 3
Prior year 529 187
Two years prior 36 521
Three years prior   33
Revolving 15 16
Total 1,043 760
Pass | Commercial Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 108,904 22,333
Prior year 146,921 108,556
Two years prior 67,298 148,841
Three years prior 259,998 67,030
Four years prior 152,295 258,211
Prior 420,305 553,306
Revolving 5,224 6,028
Total 1,160,945 1,164,305
Pass | Construction and land development | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 72,568 2,700
Prior year 66,800 84,975
Two years prior 22,339 49,409
Three years prior 14,925 16,857
Four years prior 773 15,091
Prior 13,355 15,678
Revolving 30,815 43,616
Total 221,575 228,326
Pass | Residential Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Current year 92,918 12,390
Prior year 27,336 88,172
Two years prior 59,483 26,433
Three years prior 99,049 50,524
Four years prior 109,931 97,199
Prior 107,162 212,568
Revolving 26,355 25,919
Total 522,234 513,205
Pass | Commercial | Commercial - Non-Real Estate    
Financing receivable, credit quality indicator    
Current year 9,952 3,619
Prior year 4,277 10,184
Two years prior 3,254 4,238
Three years prior 2,948 2,766
Four years prior 618 2,752
Prior 6,202 6,273
Revolving 21,632 18,089
Total 48,883 47,921
Pass | Consumer | Consumer - Non-Real Estate    
Financing receivable, credit quality indicator    
Current year 463 3
Prior year 529 187
Two years prior 36 521
Three years prior   33
Revolving 15 16
Total 1,043 760
Special Mention | Commercial Real Estate | Real Estate Loans    
Financing receivable, credit quality indicator    
Three years prior 12,672  
Four years prior   12,624
Total 12,672 12,624
Special Mention | Construction and land development | Real Estate Loans    
Financing receivable, credit quality indicator    
Prior 1,084 265
Total 1,084 265
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 756 445
Total $ 756 445
Substandard | Commercial | Commercial - Non-Real Estate    
Financing receivable, credit quality indicator    
Four years prior   984
Total   $ 984