v3.26.1
Loans and Allowance for Credit Losses - Activity in Allowance for Credit Losses by Portfolio Segment (Details) - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period $ 19,407,000 $ 17,918,000
Charge-offs 0 (200,000)
Recoveries 45,000 444,000
Net (charge-offs) recoveries 45,000 244,000
Provision (credit) for credit losses 0 0
Balance, end of period 19,452,000 18,162,000
Total allowance for credit losses and reserve for unfunded commitments 19,916,000 18,626,000
Total provision (credit) for credit losses 0 0
Construction & Development [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 1,222,000 1,223,000
Charge-offs 0 0
Recoveries 0 0
Net (charge-offs) recoveries 0 0
Provision (credit) for credit losses (57,000) 107,000
Balance, end of period 1,165,000 1,330,000
Total allowance for credit losses and reserve for unfunded commitments 1,271,000 1,532,000
Total provision (credit) for credit losses (61,000) 107,000
1 - 4 Family Real Estate [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 964,000 1,313,000
Charge-offs 0 0
Recoveries 0 0
Net (charge-offs) recoveries 0 0
Provision (credit) for credit losses 120,000 (114,000)
Balance, end of period 1,084,000 1,199,000
Total allowance for credit losses and reserve for unfunded commitments 1,087,000 1,204,000
Total provision (credit) for credit losses 119,000 (115,000)
Commercial Real Estate - Other [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 6,855,000 6,992,000
Charge-offs 0 (197,000)
Recoveries 43,000 0
Net (charge-offs) recoveries 43,000 (197,000)
Provision (credit) for credit losses (197,000) 388,000
Balance, end of period 6,701,000 7,183,000
Total allowance for credit losses and reserve for unfunded commitments 6,729,000 7,187,000
Total provision (credit) for credit losses (204,000) 383,000
Commercial & Industrial [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 9,369,000 6,797,000
Charge-offs 0 0
Recoveries 2,000 442,000
Net (charge-offs) recoveries 2,000 442,000
Provision (credit) for credit losses 278,000 (300,000)
Balance, end of period 9,649,000 6,939,000
Total allowance for credit losses and reserve for unfunded commitments 9,958,000 7,155,000
Total provision (credit) for credit losses 294,000 (314,000)
Agricultural [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 612,000 1,106,000
Charge-offs 0 0
Recoveries 0 2,000
Net (charge-offs) recoveries 0 2,000
Provision (credit) for credit losses (122,000) (104,000)
Balance, end of period 490,000 1,004,000
Total allowance for credit losses and reserve for unfunded commitments 505,000 1,038,000
Total provision (credit) for credit losses (126,000) (84,000)
Consumer [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 385,000 487,000
Charge-offs 0 (3,000)
Recoveries 0 0
Net (charge-offs) recoveries 0 (3,000)
Provision (credit) for credit losses (22,000) 23,000
Balance, end of period 363,000 507,000
Total allowance for credit losses and reserve for unfunded commitments 366,000 510,000
Total provision (credit) for credit losses (22,000) 23,000
Unfunded Commitments [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 464,000 464,000
Provision (credit) for credit losses 0 0
Balance, end of period 464,000 464,000
Unfunded Commitments [Member] | Construction & Development [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 110,000 202,000
Provision (credit) for credit losses (4,000) 0
Balance, end of period 106,000 202,000
Unfunded Commitments [Member] | 1 - 4 Family Real Estate [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 4,000 6,000
Provision (credit) for credit losses (1,000) (1,000)
Balance, end of period 3,000 5,000
Unfunded Commitments [Member] | Commercial Real Estate - Other [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 35,000 9,000
Provision (credit) for credit losses (7,000) (5,000)
Balance, end of period 28,000 4,000
Unfunded Commitments [Member] | Commercial & Industrial [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 293,000 230,000
Provision (credit) for credit losses 16,000 (14,000)
Balance, end of period 309,000 216,000
Unfunded Commitments [Member] | Agricultural [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 19,000 14,000
Provision (credit) for credit losses (4,000) 20,000
Balance, end of period 15,000 34,000
Unfunded Commitments [Member] | Consumer [Member]    
Loans and Allowance for Credit Losses [Abstract]    
Balance, beginning of period 3,000 3,000
Provision (credit) for credit losses 0 0
Balance, end of period $ 3,000 $ 3,000