v3.26.1
NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
USD ($)
reporting_unit
segment
branch
Jun. 30, 2025
Dec. 31, 2025
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total number of service offices | branch 21    
Accrued interest receivable on available-for-sale and held-to-maturity securities $ 862   $ 924
Liquidating investment period (in years) 10 years    
Other investments $ 12,485   12,506
Loans charged off past due more than days 180 days    
Closed end loan charged off past due more than days 120 days    
Number of portfolio segments | segment 4    
Interest receivable $ 4,943   4,841
Number of operating segments | segment 1    
Number of reporting units | reporting_unit 1    
Income taxes receivable $ 2,920   3,440
Proportional tax credit amortization $ 4,101   4,267
Effective income tax rate 17.20% 19.40%  
Loan commitments outstanding $ 6,348   5,456
2018 Equity Incentive Plan      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Vesting period of shares (in years) 3 years    
2026 Omnibus Incentive Plan      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Vesting period of shares (in years) 3 years    
Time Based Restricted Stock | 2018 Equity Incentive Plan      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Vesting period of shares (in years) 3 years    
Performance-based Restricted Stock | 2018 Equity Incentive Plan      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Vesting period of shares (in years) 3 years    
Minimum      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Useful life of intangible assets 72 months    
Minimum | Buildings and Components      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Useful life of property and equipment (in years) 10 years    
Minimum | Furniture Fixtures and Equipment      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Useful life of property and equipment (in years) 3 years    
Maximum      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Useful life of intangible assets 111 months    
Maximum | Buildings and Components      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Useful life of property and equipment (in years) 40 years    
Maximum | Furniture Fixtures and Equipment      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Useful life of property and equipment (in years) 10 years    
FHLB      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Other investments $ 3,696   3,717
Federal Reserve Bank      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Other investments 5,726   5,726
Bankers Bank Stock      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Other investments $ 3,063   $ 3,063
Commercial Loan      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Interest income discontinued over delinquent days 90 days    
Closed Ended Consumer Loan      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Interest income discontinued over delinquent days 120 days    
Real Estate and Open Ended Consumer Loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Interest income discontinued over delinquent days 180 days