Derivative Financial Instruments (Derivatives, Effect in Statements of Income) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	$ (1,495)	$ (2,003)	$ (4,794)	$ (4,516)
Interest rate swaps | Derivatives Designated as Hedging Instruments | Cash Flow Hedging Instruments | Interest income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	(2,163)	(2,164)	(6,418)	(6,441)
Interest rate swaps | Derivatives Designated as Hedging Instruments | Cash Flow Hedging Instruments | Interest expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	195	487	581	1,475
Interest rate swaps | Derivatives Designated as Hedging Instruments | Fair Value Hedging Instruments | Interest income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	75	19	(1,223)	19
Interest rate floors | Derivatives Designated as Hedging Instruments | Cash Flow Hedging Instruments | Interest income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	(11)	0	(11)	0
Hedged item | Derivatives Designated as Hedging Instruments | Fair Value Hedging Instruments | Interest income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	(76)	(19)	1,226	(19)
Interest rate contracts with customers | Derivatives Not Designated as Hedging Instruments | Loan related derivative income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	(25)	22,742	14,129	(2,615)
Mirror interest rate contracts with counterparties | Derivatives Not Designated as Hedging Instruments | Loan related derivative income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	300	(22,733)	(13,118)	2,981
Risk participation agreements | Derivatives Not Designated as Hedging Instruments | Loan related derivative income
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	(4)	117	37	93
Interest rate lock commitments | Derivatives Not Designated as Hedging Instruments | Mortgage banking revenues
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	240	(20)	755	180
Forward sale commitments | Derivatives Not Designated as Hedging Instruments | Mortgage banking revenues
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in Noninterest Income	$ (26)	$ (432)	$ (752)	$ (189)