Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Assets:
Cash and due from banks	$ 563,835	$ 532,824
Interest-bearing deposits	3,396,686	2,991,782
Federal funds sold and resell agreements	34,867	66,917
Total cash and cash equivalents	3,995,388	3,591,523
Securities held to maturity, at amortized cost	2,264,460	2,663,009
Securities available for sale, at estimated fair value	10,162,826	9,206,358
Trading account securities	25,699	16,579
Loans, net of unearned discounts	11,581,410	11,486,531
Less: Allowance for loan losses	(149,773)	(135,859)
Net loans	11,431,637	11,350,672
Premises and equipment, net	564,372	559,124
Goodwill	654,668	654,668
Other intangible assets, net	6,931	8,800
Cash surrender value of life insurance policies	176,963	175,191
Accrued interest receivable and other assets	319,968	340,018
Total assets	29,602,912	28,565,942
Liabilities:
Non-interest-bearing demand deposits	10,280,060	10,270,233
Interest-bearing deposits	14,827,488	14,073,362
Total deposits	25,107,548	24,343,595
Federal funds purchased and repurchase agreements	804,302	893,522
Junior subordinated deferrable interest debentures, net of unamortized issuance costs	136,112	136,069
Other long-term borrowings, net of unamortized issuance costs	99,960	99,870
Accrued interest payable and other liabilities	293,194	202,543
Total liabilities	26,441,116	25,675,599
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, 2016 and December 31, 2015	144,486	144,486
Common stock, par value $0.01 per share; 210,000,000 shares authorized; 63,632,464 shares issued at September 30, 2016 and December 31, 2015	637	637
Additional paid-in capital	905,348	897,350
Retained earnings	1,942,561	1,845,188
Accumulated other comprehensive income, net of tax	215,513	113,863
Treasury stock, at cost; 741,210 shares at September 30, 2016 and 1,650,131 shares at December 31, 2015	(46,749)	(111,181)
Total shareholders’ equity	3,161,796	2,890,343
Total liabilities and shareholders’ equity	$ 29,602,912	$ 28,565,942