Derivative Financial Instruments (Derivatives not Designated as Hedging Instruments, Effect in Statements of Income) (Details) - Not Designated as Hedging Instrument [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	$ 178	$ 657	$ 776	$ 745
Interest rate contracts with customers [Member] | Loan Related Derivative Income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	(6,348)	(20,492)	(25,357)	(9,360)
Mirror interest rate contracts with counterparties [Member] | Loan Related Derivative Income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	6,404	20,696	25,714	9,524
Risk participation agreements [Member] | Loan Related Derivative Income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	(7)	43	(24)	32
Interest rate lock commitments [Member] | Mortgage banking revenues
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	(48)	(72)	200	191
Forward sale commitments [Member] | Mortgage banking revenues
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	$ 177	$ 482	$ 243	$ 358