Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Assets:
Cash and due from banks	$ 521,599	$ 678,791
Interest-bearing deposits	1,435,088	2,641,971
Federal funds sold and resell agreements	324,767	635,017
Total cash and cash equivalents	2,281,454	3,955,779
Securities held to maturity, at amortized cost	1,077,279	1,106,057
Securities available for sale, at estimated fair value	12,013,963	11,387,321
Trading account securities	25,231	24,086
Loans, net of unearned discounts	14,406,339	14,099,733
Less: Allowance for loan losses	(136,350)	(132,132)
Net loans	14,269,989	13,967,601
Premises and equipment, net	750,256	552,330
Goodwill	654,952	654,952
Other intangible assets, net	3,324	3,649
Cash surrender value of life insurance policies	184,371	183,473
Accrued interest receivable and other assets	403,747	457,718
Total assets	31,664,566	32,292,966
Liabilities:
Non-interest-bearing demand deposits	10,128,908	10,997,494
Interest-bearing deposits	16,165,955	16,151,710
Total deposits	26,294,863	27,149,204
Federal funds purchased and repurchase agreements	1,227,149	1,367,548
Junior subordinated deferrable interest debentures, net of unamortized issuance costs	136,256	136,242
Subordinated notes, net of unamortized issuance costs	98,747	98,708
Accrued interest payable and other liabilities	313,973	172,347
Total liabilities	28,070,988	28,924,049
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 March 31, 2019 and December 31, 2018	144,486	144,486
Common stock, par value $0.01 per share; 210,000,000 shares authorized; 64,236,306 shares issued at March 31, 2019 and December 31, 2018	642	642
Additional paid-in capital	970,958	967,304
Retained earnings	2,495,268	2,440,002
Accumulated other comprehensive income (loss), net of tax	93,774	(63,600)
Treasury stock, at cost; 1,154,950 shares at March 31, 2019 and 1,250,464 shares at December 31, 2018	(111,550)	(119,917)
Total shareholders’ equity	3,593,578	3,368,917
Total liabilities and shareholders’ equity	$ 31,664,566	$ 32,292,966