Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Cash and Due from Banks	$ 190,828	$ 260,422
Assets:
Interest-bearing deposits	26,652	69,077
Fair Value	2,978,657	2,898,730
Debt Securities, Held-to-maturity	4,636,707	4,325,420
Federal Home Loan Bank and Federal Reserve Bank stock	118,371	149,286
Loans held for sale (valued under fair value option $19,249 and $7,908)	19,249	11,869
Loans and leases	19,269,883	18,465,489
Allowance for loan and lease losses	(211,671)	(212,353)
Loans and leases, net	19,058,212	18,253,136
Deferred tax assets, net	73,462	96,516
Premises and equipment, net	278,227	124,850
Goodwill	538,373	538,373
Other intangible assets, net	23,841	25,764
Cash surrender value of life insurance policies	546,963	543,616
Accrued interest receivable and other assets	452,501	313,256
Total assets	28,942,043	27,610,315
Liabilities and shareholders' equity:
Noninterest-bearing Deposit Liabilities	4,174,806	4,162,446
Interest-bearing Deposit Liabilities	18,423,972	17,696,399
Total deposits	22,598,778	21,858,845
Securities sold under agreements to repurchase and other borrowings	956,920	581,874
Federal Home Loan Bank advances	1,426,656	1,826,808
Long-term debt	538,379	226,021
Accrued expenses and other liabilities	356,093	230,252
Total liabilities	25,876,826	24,723,800
Shareholders’ equity:
Common stock, $.01 par value: Authorized - 200,000,000 shares: Issued (93,651,601 shares)	937	937
Paid-in capital	1,113,893	1,114,394
Retained earnings	1,955,933	1,828,303
Treasury stock, at cost (1,678,893 and 1,508,456 shares)	(84,393)	(71,504)
Accumulated other comprehensive loss, net of tax	(66,190)	(130,652)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	3,065,217	2,886,515
Total liabilities and shareholders' equity	28,942,043	27,610,315
Series F Preferred Stock [Member]
Shareholders’ equity:
Preferred stock, $.01 par value; Authorized - 3,000,000 shares: Series E issued and outstanding (5,060 shares)	$ 145,037	$ 145,037