Derivative Financial Instruments Offsetting Derivative Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Offsetting Assets [Line Items]
Derivative asset, fair value	$ 174,924	$ 157,612
Derivative, Collateral, Obligation to Return Securities	(9,607)	(15,686)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	165,317	141,926
Derivative liability, gross liability	280,358	245,584
Derivative liability, Collateral, Right to Reclaim Securities	(9,774)	(21,875)
Derivative liability, Collateral, Right to Reclaim Cash	(107,649)	(93,841)
Derivative liability, Net Amount	162,935	129,868
Interest Rate Swap [Member]
Offsetting Assets [Line Items]
Derivative asset, fair value	174,797	157,080
Derivative, Collateral, Obligation to Return Securities	(9,480)	(15,154)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	165,317	141,926
Derivative liability, gross liability	279,891	245,553
Derivative liability, Collateral, Right to Reclaim Securities	(9,647)	(21,343)
Derivative liability, Collateral, Right to Reclaim Cash	(107,649)	(93,841)
Derivative liability, Net Amount	162,595	130,369
Foreign Exchange Contract [Member]
Offsetting Assets [Line Items]
Derivative asset, fair value	127	532
Derivative, Collateral, Obligation to Return Securities	(127)	(532)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	0	0
Derivative liability, gross liability	467	31
Derivative liability, Collateral, Right to Reclaim Securities	(127)	(532)
Derivative liability, Collateral, Right to Reclaim Cash	0	0
Derivative liability, Net Amount	$ 340	$ (501)