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FHLB Advances And Other Debt (Narrative) (Details) - USD ($)
3 Months Ended
May 21, 2021
Mar. 31, 2024
Dec. 31, 2023
Line Of Credit [Member] | Commercial Bank One [Member]      
Unused line of credit   $ 50,000,000  
Line Of Credit [Member] | Commercial Bank Two [Member]      
Unused line of credit   15,000,000  
Line Of Credit [Member] | Commercial Bank One And Two [Member]      
Line of credit, outstanding balance   0 $ 0
Revolving Credit Facility [Member] | Third-Party Bank [Member]      
Line of credit, borrowing capacity $ 35,000,000    
Interest rate 3.85%    
Line of credit, expiration date May 21, 2024    
Line of credit, outstanding balance   $ 34,504,000  
Debt Instrument, Term   10 years  
Revolving Credit Facility [Member] | Third-Party Bank [Member] | Prime Rate [Member] | Interest Rate Floor [Member]      
Variable rate spread 3.25%