Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Assets
Cash and due from banks	$ 154,192	$ 204,231
Interest bearing deposits with other banks	43,777	153,019
Available-for-sale securities, at fair value (amortized cost of 2,059,445 and $2,124,567, respectively)	2,082,329	2,156,927
Loans and leases	10,404,326	9,749,540
Less: Unearned income	31,548	36,604
Allowance for credit losses	126,458	142,443
Net loans and leases	10,246,320	9,570,493
Loans held for sale, at fair value	157,907	141,015
Premises and equipment, net	308,125	304,943
Accrued interest receivable	40,901	41,985
Goodwill	291,498	291,498
Other identifiable intangibles	20,545	24,508
Bank-owned life insurance	251,534	247,076
Other real estate owned	14,759	33,984
Other assets	186,775	156,690
Total Assets	13,798,662	13,326,369
Demand:
Noninterest bearing	3,031,528	2,778,686
Interest bearing	5,003,806	4,868,054
Savings	1,442,336	1,331,963
Other time	1,853,491	1,993,636
Total deposits	11,331,161	10,972,339
Federal funds purchased and securities sold under agreement to repurchase	405,937	388,166
Short term borrowings	62,000	3,500
Accrued interest payable	3,071	3,400
Junior subordinated debt securities	23,198	23,198
Long-term debt	69,775	78,148
Other liabilities	248,076	251,559
Total Liabilities	12,143,218	11,720,310
Shareholders' Equity
Common stock, $2.50 par value, Authorized - 500,000,000 shares; Issued - 94,162,728 and 96,254,903 shares, respectively	235,407	240,637
Capital surplus	282,934	324,271
Accumulated other comprehensive loss	(41,825)	(43,686)
Retained earnings	1,178,928	1,084,837
TOTAL SHAREHOLDERS' EQUITY	1,655,444	1,606,059
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 13,798,662	$ 13,326,369