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Borrowings - Schedule of Available Unused Lines of Credit (Parenthetical) (Details) - USD ($)
9 Months Ended
Sep. 30, 2023
Dec. 31, 2022
Short-Term Debt [Line Items]    
Federal Home Loan Bank, advances, general debt obligations, disclosures, collateral pledged $ 66,700,000 $ 68,200,000
Collateral exposure with FHLB in form of advances 60,000,000 50,000,000
Collateral pledged in excess available to utilize additional credit $ 6,700,000 $ 18,200,000
Percentage par value allowed as collateral. 100.00%  
Asset Pledged as Collateral with Right [Member]    
Short-Term Debt [Line Items]    
Loans pledged as collateral $ 0