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Borrowing Arrangements - Additional Information (Details) - USD ($)
Mar. 31, 2023
Dec. 31, 2022
Debt Disclosure [Abstract]    
Federal Home Loan Bank borrowings $ 50,000,000  
FHLB interest rate 5.27%  
Letter of credit $ 67,000,000 $ 67,000,000
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Loans 1,671,671,000 1,659,051,000
Asset Pledged as Collateral    
Financial Instruments Owned and Pledged as Collateral [Line Items]    
Loans $ 1,330,000,000 $ 1,240,000,000