Premises and Equipment Future Minimum Lease Payments Due Under non-Cancelable Operating Leases (Details) $ in Thousands	Dec. 31, 2025 USD ($)
Property, Plant and Equipment [Line Items]
2026	$ 37,822
2027	37,525
2028	36,183
2029	32,380
2030	27,140
Thereafter	193,059
Total undiscounted operating lease liability	364,109
Imputed interest	$ 67,731
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Accrued interest payable and other liabilities
Right-of-use lease asset related liability	$ 296,378
Weighted-average lease term in years	11 years 9 months 18 days
Weighted-average discount rate	3.49%