v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Other (Details)
 12 Months Ended
Dec. 31, 2025
USD ($)
segment
Dec. 31, 2024
USD ($)
Summary of Significant Accounting Policies    
Accrued interest receivable on available for sale debt securities $ 2,600,000 $ 2,100,000
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] Interest Receivable Interest Receivable
Accrued interest receivable on held to maturity debt securities $ 18,000 $ 18,000
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] Interest Receivable Interest Receivable
Accrued interest receivable on loans $ 2,500,000 $ 2,400,000
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] Interest Receivable Interest Receivable
Loan payments delinquency period beyond which loan is considered past due (Day) 90 days  
Nonaccrual loans performance period 6 months  
Collateral dependent loans, value of significant properties $ 200,000  
Number of operating segments | segment 1  
Number of reportable segments | segment 1  
Reduction (net of tax) in retained earnings $ (117,635,000) $ (105,290,000)
Consumer portfolio segment    
Summary of Significant Accounting Policies    
Consumer loans not secured by real estate, threshold period past due, writeoff (Day) 90 days  
Bank Overdrafts    
Summary of Significant Accounting Policies    
Consumer loans not secured by real estate, threshold period past due, writeoff (Day) 45 days  
Unfunded loan commitment    
Summary of Significant Accounting Policies    
ACL related to unfunded loan commitments $ 131,000 $ 131,000
Maximum    
Summary of Significant Accounting Policies    
Maturity of time deposits (Day) 90 days  
Maximum | Land, buildings and improvements    
Summary of Significant Accounting Policies    
Premises and equipment, estimated lives 39 years  
Maximum | Furniture, fixtures and equipment    
Summary of Significant Accounting Policies    
Premises and equipment, estimated lives 10 years  
Minimum | Land, buildings and improvements    
Summary of Significant Accounting Policies    
Premises and equipment, estimated lives 15 years  
Minimum | Furniture, fixtures and equipment    
Summary of Significant Accounting Policies    
Premises and equipment, estimated lives 3 years