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Organization and Summary of Significant Accounting Policies (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
USD ($)
portfolio
reportable_segment
shares
Dec. 31, 2023
USD ($)
shares
Organization and Summary of Significant Accounting Policies [Line Items]    
Cash, and federal funds sold $ 730 $ 657
Number of holding companies | portfolio 2  
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] Accrued interest receivable Accrued interest receivable
Debt securities, held-to-maturity, excluded accrued interest from amortized cost $ 1,600 $ 1,600
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] Accrued interest receivable Accrued interest receivable
Debt securities, available-for-sale, accrued interest, after allowance for credit loss $ 1,300 $ 1,600
Potentially dilutive shares (in shares) | shares 0 0
Advertising cost $ 114 $ 33
Number of reportable segments | reportable_segment 1  
Improvements    
Organization and Summary of Significant Accounting Policies [Line Items]    
Property, plant and equipment, useful life 10 years  
Building    
Organization and Summary of Significant Accounting Policies [Line Items]    
Property, plant and equipment, useful life 40 years  
Minimum | Furniture, fixtures and equipment    
Organization and Summary of Significant Accounting Policies [Line Items]    
Property, plant and equipment, useful life 3 years  
Maximum | Furniture, fixtures and equipment    
Organization and Summary of Significant Accounting Policies [Line Items]    
Property, plant and equipment, useful life 8 years