Derivative Financial Instruments Offsetting Derivative Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Offsetting Assets [Line Items]
Derivative asset, fair value	$ 136,392	$ 157,612
Derivative, Collateral, Obligation to Return Securities	(24,746)	(15,686)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	111,646	141,926
Derivative liability, gross liability	202,669	245,584
Derivative liability, Collateral, Right to Reclaim Securities	(26,997)	(21,875)
Derivative liability, Collateral, Right to Reclaim Cash	(67,888)	(93,841)
Derivative liability, Net Amount	107,784	129,868
Interest Rate Swap [Member]
Offsetting Assets [Line Items]
Derivative asset, fair value	135,989	157,080
Derivative, Collateral, Obligation to Return Securities	(24,343)	(15,154)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	111,646	141,926
Derivative liability, gross liability	202,444	245,553
Derivative liability, Collateral, Right to Reclaim Securities	(26,594)	(21,343)
Derivative liability, Collateral, Right to Reclaim Cash	(67,888)	(93,841)
Derivative liability, Net Amount	107,962	130,369
Foreign Exchange Contract [Member]
Offsetting Assets [Line Items]
Derivative asset, fair value	403	532
Derivative, Collateral, Obligation to Return Securities	(403)	(532)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	0	0
Derivative liability, gross liability	225	31
Derivative liability, Collateral, Right to Reclaim Securities	(403)	(532)
Derivative liability, Collateral, Right to Reclaim Cash	0	0
Derivative liability, Net Amount	$ (178)	$ (501)