Consolidated Statements Of Condition - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014
Assets
Cash and due from banks	$ 247,341	$ 225,136	$ 260,694
Federal funds sold and securities purchased under resale agreements	3,314	5,571	26,722
Interest bearing deposits with banks	701,106	998,437	620,370
Available-for-sale securities, at fair value	2,214,281	1,792,078	1,782,648
Trading account securities	3,312	1,206	6,015
Federal Home Loan Bank and Federal Reserve Bank stock	90,308	91,582	80,951
Brokerage customer receivables	28,293	24,221	26,624
Mortgage loans held-for-sale, at fair value	347,005	351,290	363,303
Loans, net of unearned income, excluding covered loans	16,316,211	14,409,398	14,052,059
Covered loans	168,609	226,709	254,605
Total loans	16,484,820	14,636,107	14,306,664
Less: Allowance for loan losses	102,996	91,705	91,019
Less: Allowance for covered loan losses	2,918	2,131	2,655
Net loans	16,378,906	14,542,271	14,212,990
Premises and equipment, net	587,348	555,228	555,241
FDIC indemnification asset	0	11,846	27,359
Accrued interest receivable and other assets	667,036	501,882	494,213
Trade date securities receivable	277,981	485,534	285,627
Goodwill	472,166	405,634	406,604
Other intangible assets	25,533	18,811	19,984
Total assets	22,043,930	20,010,727	19,169,345
Deposits:
Non-interest bearing	4,705,994	3,518,685	3,253,477
Interest bearing	13,522,475	12,763,159	12,811,769
Total deposits	18,228,469	16,281,844	16,065,246
Federal Home Loan Bank advances	451,330	733,050	347,500
Other borrowings	259,978	196,465	51,483
Subordinated notes	140,000	140,000	140,000
Junior subordinated debentures	268,566	249,493	249,493
Trade date securities payable	617	3,828	0
Accrued interest payable and other liabilities	359,234	336,225	287,115
Total liabilities	19,708,194	17,940,905	17,140,837
Preferred stock, no par value; 20,000,000 shares authorized:
Common stock, no par value; $1.00 stated value; 100,000,000 shares authorized at September 30, 2015, December 31, 2014, and September 30, 2014; 48,422,294 shares issued at September 30, 2015, 46,881,108 shares issued at December 31, 2014, and 46,766,420 shares issued at September 30, 2014	48,422	46,881	46,766
Surplus	1,187,407	1,133,955	1,129,975
Treasury stock, at cost, 85,424 shares at September 30, 2015, 76,053 shares at December 31, 2014, and 75,373 shares at September 30, 2014	(3,964)	(3,549)	(3,519)
Retained earnings	901,652	803,400	771,519
Accumulated other comprehensive loss	(49,093)	(37,332)	(42,700)
Total shareholders' equity	2,335,736	2,069,822	2,028,508
Total liabilities and shareholders' equity	22,043,930	20,010,727	19,169,345
Series C - $1,000 liquidation value; 126,312 shares issued and outstanding at September 30, 2015 and 126,467 shares issued and outstanding at December 31, 2014 and September 30, 2014
Preferred stock, no par value; 20,000,000 shares authorized:
Preferred stock, Series C and Series D	126,312	126,467	126,467
Series D - $25 liquidation value; 5,000,000 shares issued and outstanding at September 30, 2015 and no shares issued and outstanding at December 31, 2014 and September 30, 2014
Preferred stock, no par value; 20,000,000 shares authorized:
Preferred stock, Series C and Series D	$ 125,000	$ 0	$ 0