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Securities - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]          
Carrying value of securities pledged as collateral as required by law on public and trust deposits, repurchase agreements, and for other purposes $ 276,500   $ 276,500   $ 342,200
Gross gains 0 $ 0 243 $ 0  
Gross losses $ 0 $ 0 $ 982 $ 0