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FHLB Advances And Other Debt (Narrative) (Details) - USD ($)
9 Months Ended
May 21, 2021
Sep. 30, 2023
Dec. 31, 2022
May 20, 2021
Third-Party Bank [Member]        
Line of credit, borrowing capacity       $ 10,000,000
Third-Party Bank [Member] | Term Loan [Member]        
Loan       $ 5,000,000
Line Of Credit [Member] | Commercial Bank One [Member]        
Line of credit, borrowing capacity   $ 50,000,000    
Line Of Credit [Member] | Commercial Bank Two [Member]        
Line of credit, borrowing capacity   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]        
Interest rate 3.85%      
Line of credit, expiration date May 21, 2026      
Outstanding balance $ 35,000,000      
Line of credit, outstanding balance   $ 33,487,000    
Debt Instrument, Term   10 years    
Debt Instrument, Convertible, Remaining Discount Amortization Period   10 years    
Revolving Credit Facility [Member] | Third-Party Bank [Member] | Prime Rate [Member] | Interest Rate Floor [Member]        
Variable rate spread 3.25%