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Borrowings, Other Borrowings (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
USD ($)
Sep. 30, 2023
USD ($)
Note
Dec. 31, 2022
USD ($)
Debt Instrument [Abstract]      
Advances from Federal Home Loan Banks $ 187,721 $ 187,721 $ 128,344
Loans receivable 835,356 835,356 768,046
Notes payable 14,000 $ 14,000 14,000
Number of notes payables | Note   2  
Other Financial Institutions [Member]      
Debt Instrument [Abstract]      
Lines of credit, maximum borrowing capacity $ 10,000 $ 10,000  
Line of credit maturity period 30 days    
Outstanding amount of line of credit $ 0 0  
FHLB of Atlanta [Member]      
Debt Instrument [Abstract]      
FHLB advances, additional amount eligible to borrow 154,300 $ 154,300  
Note A [Member]      
Debt Instrument [Abstract]      
Debt instrument, maturity date   Dec. 01, 2040  
Notes payable $ 9,900 $ 9,900  
Interest rate 5.20% 5.20%  
Note B [Member]      
Debt Instrument [Abstract]      
Debt instrument, maturity date   Dec. 01, 2040  
Notes payable $ 4,100 $ 4,100  
Interest rate 0.24% 0.24%  
Federal Home Loan Bank Advances [Member]      
Debt Instrument [Abstract]      
Advances from Federal Home Loan Banks $ 187,700 $ 187,700 $ 128,300
Weighted average interest rate 4.83% 4.83% 3.74%
Weighted average contractual maturity 3 months 3 months 7 months
Federal Home Loan Bank Advances [Member] | Asset Pledged as Collateral [Member]      
Debt Instrument [Abstract]      
Loans receivable $ 457,300 $ 457,300 $ 328,100
Federal Home Loan Bank Advances [Member] | FHLB of Atlanta [Member]      
Debt Instrument [Abstract]      
Borrowings approved amount, in terms of percentage on total assets   25.00%