Derivative Instruments Derivative Instruments - Notional and Fair Value Amounts of Derivative Instruments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Derivatives, Fair Value [Line Items]
Carrying Amount of Hedged Assets	$ 940,010	$ 944,115
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of Hedged Assets	$ 104,408	$ 106,321
Hedged Asset Statement Of Financial Position Extensible Enumeration Not Disclosed Flag	Investment securities - Available-for-sale	Investment securities - Available-for-sale
Fair Value Hedging
Derivatives, Fair Value [Line Items]
Derivative assets, weighted average pay rate	1.21%
Derivative assets, notional amount	$ 1,001,715	$ 1,001,715
Derivative assets, fair value	102,644	104,833
Interest Rate Swap
Derivatives, Fair Value [Line Items]
Derivative assets, notional amount	551,314	413,968
Derivative assets, fair value	27,627	34,490
Derivative liability, notional amount	552,274	414,955
Derivative liabilities, fair value	$ 27,584	$ 34,440