Premises and Equipment and Lease Commitments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 398,972	$ 485,363
Accumulated depreciation and amortization	(142,095)	(157,478)
Property, Plant and Equipment, Net	256,877	327,885
Depreciation and amortization expense	$ 30,200	$ 25,900	$ 22,200
Right of Use Assets [Abstract]
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Other liabilities	Other liabilities
Lease, Cost [Abstract]
Operating Lease, Cost	$ 30,913	$ 18,292	15,696
Short-term Lease, Cost	349	401	297
Finance Lease, Interest Expense	167	189	208
Amortization of right-of-use assets	226	226	226
Sublease Income	(1,365)	(1,357)	(1,309)
Lease, Cost	$ 30,290	$ 17,751	15,118
Weighted average remaining lease term
Operating leases	12 years	10 years 5 months 8 days
Finance leases	4 years 10 months 2 days	5 years 10 months 2 days
Weighted average discount rate
Operating leases	4.29%	3.11%
Finance leases	7.22%	7.22%
Operating cash flows related to operating leases	$ 28,614	$ 16,956	14,712
Financing cash flows related to finance leases	167	189	208
Finance Lease, Principal Payments	311	$ 281	$ 261
Operating Leases
2024	36,814
2025	35,058
2026	32,687
2027	31,623
2028	31,133
Thereafter	230,286
Total undiscounted lease payments	397,601
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(92,657)
Finance Leases
2024	527
2025	527
2026	527
2027	527
2028	439
Thereafter	0
Finance Lease, Liability, Payment, Due	2,547
Finance Lease, Liability, Undiscounted Excess Amount	$ (401)
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Sale Leaseback Transaction Lease Expense First 12 Months	$ 17,000
Sale and Leaseback Transaction, Gain (Loss), Net	85,700
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	296,272	$ 126,767
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	1,092	1,318
Operating Lease, Liability	304,944	133,108
Finance Lease, Liability	$ 2,146	$ 2,458
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Other assets	Other assets
Sale Leaseback - Purchase Price
Finance Leases
Proceeds from Sale of Property, Plant, and Equipment	$ 198,200
Property, Plant and Equipment
Right of Use Assets [Abstract]
Right of Use Assets	$ 297,364	$ 128,085
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Other liabilities
Lease Liabilities [Abstract]
Lease Liability	$ 307,090	135,566
Finance Leases
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities
Land
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 36,528	71,741
Building
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 103,919	206,434
Building | Minimum
Property, Plant and Equipment [Line Items]
Range of Useful Lives	15 years
Building | Maximum
Property, Plant and Equipment [Line Items]
Range of Useful Lives	30 years
Leaseholds and Leasehold Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 74,606	62,209
Leaseholds and Leasehold Improvements | Minimum
Property, Plant and Equipment [Line Items]
Range of Useful Lives	14 years
Leaseholds and Leasehold Improvements | Maximum
Property, Plant and Equipment [Line Items]
Range of Useful Lives	35 years
Furniture and Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 183,919	$ 144,979
Furniture and Equipment | Minimum
Property, Plant and Equipment [Line Items]
Range of Useful Lives	3 years
Furniture and Equipment | Maximum
Property, Plant and Equipment [Line Items]
Range of Useful Lives	20 years