v3.26.1
Note 8 - Employee Benefit Plans (Details Textual) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Defined Benefit Plan Disclosure [Line Items]    
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent 100.00%  
Defined Contribution Plan, Employer Discretionary Contribution Amount $ 536 $ 476
Age Attained to be Eligible for ESOP (Year) 21 years  
Employee Stock Ownership Plan (ESOP), Cash Contributions to ESOP $ 350 300
Employee Stock Ownership Plan (ESOP), Number of Allocated Shares (in shares) 188,921  
Age of Employees Required to Diversify Allocated ESOP Shares (Year) 55 years  
Years of Plan Participation Required to Diversify Allocated ESOP Shares (Year) 10 years  
Percentage of Allocated ESOP Shares That Can be Diversified 50.00%  
Employee Benefits and Share-Based Compensation $ 3,480 3,445
Accrued Expenses for Salary Continuation Plan $ 320 $ 358
Defined benefit plan, description The plan benefit formula is based upon the length of service of retired employees and a percentage of qualified W-2 compensation during the highest-earning five years of their final ten years of employment.  
Equity Securities [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 65.00%  
Fixed Income Securities [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 35.00%  
Hedge Funds [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 0.00%