Derivative Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Non-hedging derivative financial instruments
Derivative Financial Instruments
Notional or contractual amount	$ 1,241,612	$ 1,091,759
Asset derivatives, Fair value	18,358	16,559
Liability derivatives, Fair value	18,478	16,727
Interest rate swap contracts
Derivative Financial Instruments
Asset derivatives, Fair value	18,141	16,424
Interest rate swap contracts \| Non-hedging derivative financial instruments
Derivative Financial Instruments
Notional or contractual amount	1,225,951	1,083,673
Asset derivatives, Fair value	18,141	16,424
Liability derivatives, Fair value	18,478	16,727
Loan commitments \| Non-hedging derivative financial instruments
Derivative Financial Instruments
Notional or contractual amount	7,661	3,586
Asset derivatives, Fair value	198	118
Liability derivatives, Fair value	0	0
Forward contracts - mortgage loan \| Non-hedging derivative financial instruments
Derivative Financial Instruments
Notional or contractual amount	8,000	4,500
Asset derivatives, Fair value	19	17
Liability derivatives, Fair value	$ 0	$ 0

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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