Derivative Financial Instruments - Derivative Financial Instruments, their Fair Values, and Balance Sheet Location (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Derivatives Fair Value [Line Items]
Asset Derivatives	$ 162,020	$ 95,069
Liability Derivatives	163,833	143,857
Interest Rate Swap Agreements
Derivatives Fair Value [Line Items]
Asset Derivatives	161,850	94,921
Liability Derivatives	163,828	143,752
Interest Rate Swap Agreements | Derivatives designated as hedging instruments
Derivatives Fair Value [Line Items]
Asset Derivatives	(1,873)	(48,672)
Liability Derivatives	0	0
Interest Rate Swap Agreements | Derivatives not designated as hedging instruments
Derivatives Fair Value [Line Items]
Asset Derivatives	163,723	143,593
Liability Derivatives	163,828	143,752
Interest Rate Lock Commitments | Derivatives not designated as hedging instruments
Derivatives Fair Value [Line Items]
Asset Derivatives	134	148
Liability Derivatives	2	0
Forward Commitments | Derivatives not designated as hedging instruments
Derivatives Fair Value [Line Items]
Asset Derivatives	36	0
Liability Derivatives	$ 3	$ 105