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Investment Securities - Schedule of Carrying Value of Federal Home Loan Bank of Des Moines Stock and Federal Reserve Bank Stock (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Investments, Debt and Equity Securities [Abstract]    
Federal Home Loan Bank of Des Moines Stock $ 34,750 $ 34,750
Federal Reserve Bank Stock 27,626 27,522
Total $ 62,376 $ 62,272