Derivative Financial Instruments Offsetting Derivative Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Offsetting Assets [Line Items]
Derivative asset, fair value	$ 176,362	$ 158,647
Derivative, Collateral, Obligation to Return Securities	(10,539)	(8,097)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	165,823	150,550
Derivative liability, gross liability	314,633	86,327
Derivative liability, Collateral, Right to Reclaim Securities	(86)	(6,725)
Derivative liability, Collateral, Right to Reclaim Cash	(144,847)	(74,359)
Derivative liability, Net Amount	169,700	5,243
Interest Rate Swap [Member]
Offsetting Assets [Line Items]
Derivative asset, fair value	176,276	158,578
Derivative, Collateral, Obligation to Return Securities	(10,453)	(8,028)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	165,823	150,550
Derivative liability, gross liability	313,702	86,087
Derivative liability, Collateral, Right to Reclaim Securities	0	(6,656)
Derivative liability, Collateral, Right to Reclaim Cash	(144,847)	(74,359)
Derivative liability, Net Amount	168,855	5,072
Foreign Exchange Contract [Member]
Offsetting Assets [Line Items]
Derivative asset, fair value	86	69
Derivative, Collateral, Obligation to Return Securities	(86)	(69)
Derivative, Collateral, Obligation to Return Cash	0	0
Net Amount	0	0
Derivative liability, gross liability	931	240
Derivative liability, Collateral, Right to Reclaim Securities	(86)	(69)
Derivative liability, Collateral, Right to Reclaim Cash	0	0
Derivative liability, Net Amount	$ 845	$ 171