v3.26.3
Loans and Allowance for Credit Losses Schedule of Allowance for Credit Loss Activity (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2024
Loans, Allowance for Credit Losses [Roll Forward]          
Allowance for credit losses, beginning balance $ 30,530 $ 30,539 $ 30,525 $ 30,432  
Allowance for credit losses, charge-offs 0 (35) (19) (35)  
Allowance for credit losses, recoveries 6 11 30 118  
Allowance for credit losses, provision for credit loss expense 0 0 0 0  
Allowance for credit losses, ending balance 30,536 30,515 30,536 30,515 $ 30,432
Commercial [Member]          
Loans, Allowance for Credit Losses [Roll Forward]          
Allowance for credit losses, beginning balance 5,257 5,644 5,700 5,489  
Allowance for credit losses, charge-offs 0 0 (1) 0 0
Allowance for credit losses, recoveries 2 7 9 21  
Allowance for credit losses, provision for credit loss expense (155) 0 (604) 141  
Allowance for credit losses, ending balance 5,104 5,651 5,104 5,651 5,489
Construction, land and land development [Member]          
Loans, Allowance for Credit Losses [Roll Forward]          
Allowance for credit losses, beginning balance 2,910 4,098 3,744 4,354  
Allowance for credit losses, charge-offs 0 0 0 0 0
Allowance for credit losses, recoveries 0 3 7 10  
Allowance for credit losses, provision for credit loss expense (366) (158) (1,207) (421)  
Allowance for credit losses, ending balance 2,544 3,943 2,544 3,943 4,354
1-4 family residential first mortgages [Member]          
Loans, Allowance for Credit Losses [Roll Forward]          
Allowance for credit losses, beginning balance 1,029 623 687 650  
Allowance for credit losses, charge-offs 0 (27) 0 (27) (27)
Allowance for credit losses, recoveries 3 0 9 73  
Allowance for credit losses, provision for credit loss expense (33) 62 303 (38)  
Allowance for credit losses, ending balance 999 658 999 658 650
Home equity [Member]          
Loans, Allowance for Credit Losses [Roll Forward]          
Allowance for credit losses, beginning balance 269 241 274 200  
Allowance for credit losses, charge-offs 0 (8) 0 (8) (8)
Allowance for credit losses, recoveries 1 1 3 14  
Allowance for credit losses, provision for credit loss expense 1 40 (6) 68  
Allowance for credit losses, ending balance 271 274 271 274 200
Commercial real estate [Member]          
Loans, Allowance for Credit Losses [Roll Forward]          
Allowance for credit losses, beginning balance 20,764 19,653 19,795 19,544  
Allowance for credit losses, charge-offs 0 0 0 0 0
Allowance for credit losses, recoveries 0 0 0 0  
Allowance for credit losses, provision for credit loss expense 561 30 1,530 139  
Allowance for credit losses, ending balance 21,325 19,683 21,325 19,683 19,544
Consumer and other [Member]          
Loans, Allowance for Credit Losses [Roll Forward]          
Allowance for credit losses, beginning balance 301 280 325 195  
Allowance for credit losses, charge-offs 0 0 (18) 0 0
Allowance for credit losses, recoveries 0 0 2 0  
Allowance for credit losses, provision for credit loss expense (8) 26 (16) 111  
Allowance for credit losses, ending balance $ 293 $ 306 $ 293 $ 306 $ 195