CONSOLIDATED STATEMENTS OF CONDITION - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023	Jun. 30, 2023
Assets
Cash and due from banks	$ 415,462	$ 423,404	$ 513,858
Federal funds sold and securities purchased under resale agreements	62	60	59
Interest-bearing deposits with banks	2,824,314	2,084,323	2,163,708
Available-for-sale securities, at fair value	4,329,957	3,502,915	3,492,481
Held-to-maturity securities, at amortized cost, net of allowance for credit losses of $491, $347 and $406 at June 30, 2024, December 31, 2023 and June 30, 2023, respectively ($3.1 billion, $3.2 billion and $2.9 billion fair value at June 30, 2024, December 31, 2023 and June 30, 2023, respectively)	3,755,924	3,856,916	3,564,473
Trading account securities	4,134	4,707	3,027
Equity securities with readily determinable fair value	112,173	139,268	116,275
Federal Home Loan Bank and Federal Reserve Bank stock	256,495	205,003	195,117
Brokerage customer receivables	13,682	10,592	15,722
Mortgage loans held-for-sale, at fair value	411,851	292,722	338,728
Loans, net of unearned income	44,675,531	42,131,831	41,023,408
Allowance for loan losses	(437,069)	(427,265)	(387,380)
Premises, software and equipment, net	722,295	748,966	749,393
Lease investments, net	275,459	281,280	274,351
Accrued interest receivable and other assets	1,671,334	1,551,899	1,455,748
Trade date securities receivable	0	690,722	0
Goodwill	655,955	656,672	656,674
Other acquisition-related intangible assets	20,607	22,889	25,653
Total assets	59,781,516	56,259,934	54,286,176
Deposits:
Non-interest-bearing	10,031,440	10,420,401	10,604,915
Interest-bearing	38,017,586	34,976,769	33,433,792
Total deposits	48,049,026	45,397,170	44,038,707
Federal Home Loan Bank advances	3,176,309	2,326,071	2,026,071
Other borrowings	606,579	645,813	665,219
Subordinated notes	298,113	437,866	437,628
Junior subordinated debentures	253,566	253,566	253,566
Accrued interest payable and other liabilities	1,861,295	1,799,922	1,823,073
Total liabilities	54,244,888	50,860,408	49,244,264
Shareholders’ Equity:
Common stock, no par value; $1.00 stated value; 100,000,000 shares authorized at June 30, 2024, December 31, 2023 and June 30, 2023; 61,824,947 shares issued at June 30, 2024, 61,268,566 shares issued at December 31, 2023 and 61,219,240 shares issued at June 30, 2023	61,825	61,269	61,219
Surplus	1,964,645	1,943,806	1,923,623
Treasury stock, at cost, $64,808 shares at June 30, 2024, 24,940 shares at December 31, 2023, and 21,564 shares at June 30, 2023	(5,760)	(2,217)	(1,966)
Retained earnings	3,615,616	3,345,399	3,120,626
Accumulated other comprehensive loss	(512,198)	(361,231)	(474,090)
Total shareholders’ equity	5,536,628	5,399,526	5,041,912
Total liabilities and shareholders’ equity	59,781,516	56,259,934	54,286,176
Series D - $25 liquidation value; 5,000,000 shares issued and outstanding at June 30, 2024, December 31, 2023 and June 30, 2023
Shareholders’ Equity:
Preferred stock, no par value; 20,000,000 shares authorized:	125,000	125,000	125,000
Series E - $25,000 liquidation value; 11,500 shares issued and outstanding at June 30, 2024, December 31, 2023 and June 30, 2023
Shareholders’ Equity:
Preferred stock, no par value; 20,000,000 shares authorized:	287,500	287,500	287,500
Loans
Assets
Loans, net of unearned income	44,675,531	42,131,831	41,023,408
Allowance for loan losses	(363,719)	(344,235)	(302,499)
Net loans	$ 44,311,812	$ 41,787,596	$ 40,720,909