Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Assets:
Cash and due from banks	$ 503,961	$ 561,838
Interest-bearing deposits	4,538,300	3,560,865
Federal funds sold and resell agreements	49,642	18,742
Total cash and cash equivalents	5,091,903	4,141,445
Securities held to maturity, at amortized cost	1,442,222	2,250,460
Securities available for sale, at estimated fair value	10,185,100	10,203,277
Trading account securities	19,721	16,703
Loans, net of unearned discounts	12,706,304	11,975,392
Less: Allowance for loan losses	(154,303)	(153,045)
Net loans	12,552,001	11,822,347
Premises and equipment, net	520,639	525,821
Goodwill	654,952	654,952
Other intangible assets, net	5,475	6,776
Cash surrender value of life insurance policies	179,789	177,884
Accrued interest receivable and other assets	338,170	396,654
Total assets	30,989,972	30,196,319
Liabilities:
Non-interest-bearing demand deposits	11,174,251	10,513,369
Interest-bearing deposits	15,229,018	15,298,206
Total deposits	26,403,269	25,811,575
Federal funds purchased and repurchase agreements	997,919	976,992
Junior subordinated deferrable interest debentures, net of unamortized issuance costs	136,170	136,127
Subordinated notes, net of unamortized issuance costs	98,512	99,990
Accrued interest payable and other liabilities	165,059	169,107
Total liabilities	27,800,929	27,193,791
Shareholders’ Equity:
Preferred stock, par value $0.01 per share; 10,000,000 shares authorized; 6,000,000 Series A shares ($25 liquidation preference) issued at September 30, 2017 and December 31, 2016	144,486	144,486
Common stock, par value $0.01 per share; 210,000,000 shares authorized; 64,236,306 shares issued at September 30, 2017 and 63,632,464 shares issued at December 31, 2016	642	637
Additional paid-in capital	951,893	906,732
Retained earnings	2,133,259	1,985,569
Accumulated other comprehensive income, net of tax	57,675	(24,623)
Treasury stock, at cost; 1,122,721 shares at September 30, 2017 and 158,243 shares at December 31, 2016	(98,912)	(10,273)
Total shareholders’ equity	3,189,043	3,002,528
Total liabilities and shareholders’ equity	$ 30,989,972	$ 30,196,319