Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Assets:
Cash and due from banks	$ 759,062	$ 722,906
Interest-bearing deposits	7,084,646	9,495,777
Federal funds sold	50	5,925
Resell agreements	9,650	9,650
Total cash and cash equivalents	7,853,408	10,234,258
Securities held to maturity, net of allowance for credit losses of $310 at both March 31, 2025 and December 31, 2024	3,511,156	3,533,775
Securities available for sale, at estimated fair value	16,864,472	15,043,625
Trading account securities	34,662	33,910
Loans, net of unearned discounts	20,903,920	20,754,813
Less: Allowance for credit losses on loans	(275,488)	(270,151)
Net loans	20,628,432	20,484,662
Premises and equipment, net	1,272,564	1,245,377
Accrued interest receivable and other assets	1,840,048	1,944,652
Total assets	52,004,742	52,520,259
Liabilities:
Non-interest-bearing demand deposits	14,249,173	14,441,820
Interest-bearing deposits	28,141,498	28,280,928
Total deposits	42,390,671	42,722,748
Federal funds purchased	25,650	21,975
Repurchase agreements	4,467,470	4,342,941
Junior subordinated deferrable interest debentures, net of unamortized issuance costs	123,199	123,184
Subordinated notes, net of unamortized issuance costs	99,687	99,648
Accrued interest payable and other liabilities	783,905	1,311,175
Total liabilities	47,890,582	48,621,671
Shareholders’ Equity:
Preferred stock, par value $0.01 per share; 10,000,000 shares authorized; 150,000 Series B shares ($1,000 liquidation preference) issued at both March 31, 2025 and December 31, 2024	145,452	145,452
Common stock, par value $0.01 per share; 210,000,000 shares authorized; 64,404,582 shares issued at both March 31, 2025 and December 31, 2024	644	644
Additional paid-in capital	1,079,653	1,075,572
Retained earnings	4,031,422	3,951,482
Accumulated other comprehensive income (loss), net of tax	(1,129,211)	(1,252,004)
Treasury stock, at cost; 121,641 shares at March 31, 2025 and 207,150 at December 31, 2024	(13,800)	(22,558)
Total shareholders’ equity	4,114,160	3,898,588
Total liabilities and shareholders’ equity	$ 52,004,742	$ 52,520,259