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Derivative Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Customers
Derivative Asset
Estimated Fair Value	$ (33,700)	$ (30,100)
Third Parties
Derivative Liability
Estimated Fair Value	33,700	30,100
Interest Rate Derivative Contracts | Non-hedging interest rate derivatives
Derivative Asset
Notional Amounts	289,978	288,785
Estimated Fair Value	33,840	30,107
Derivative Liability
Notional Amounts	289,978	288,785
Estimated Fair Value	$ 33,840	$ 30,107

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