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Borrowings (Details) - USD ($)
Dec. 31, 2024
Dec. 31, 2023
Short-Term Debt [Line Items]    
Short-term borrowings $ 0 $ 5,000,000
Federal funds purchased 0 0
Line of Credit    
Short-Term Debt [Line Items]    
Line of credit facility, maximum borrowing capacity   $ 10,000,000
Unsecured Debt | Line of Credit    
Short-Term Debt [Line Items]    
Line of credit facility, interest rate at period end   7.95%
Federal Funds Purchased | Line of Credit | Pacific Coast Bankers’ Bank    
Short-Term Debt [Line Items]    
Line of credit facility, maximum borrowing capacity 50,000,000.0  
Federal Funds Purchased | Line of Credit | First National Bankers’ Bank    
Short-Term Debt [Line Items]    
Line of credit facility, maximum borrowing capacity 10,000,000.0  
Federal Funds Purchased | Line of Credit | Community Bankers’ Bank    
Short-Term Debt [Line Items]    
Line of credit facility, maximum borrowing capacity $ 8,000,000.0