Consolidated Condensed Statements Of Income - USD ($)		3 Months Ended
		Mar. 31, 2016	Mar. 31, 2015
Interest income:
Interest and fees on loans (three months ended March 31, 2016 includes $.6 million of income associated with cash flow hedges reclassified from accumulated other comprehensive income)		$ 158,423,000	$ 143,897,000
Interest on investment securities available-for-sale		24,474,000	22,834,000
Interest on investment securities held-to-maturity		197,000	66,000
Interest on loans held-for-sale		1,261,000	1,491,000
Interest on trading securities		7,751,000	9,101,000
Interest on other earning assets		1,558,000	679,000
Total interest income		193,664,000	178,068,000
Interest on deposits:
Savings		4,190,000	3,307,000
Time deposits		1,112,000	1,432,000
Other interest-bearing deposits		2,304,000	957,000
Certificates of deposit $100,000 and more		1,211,000	882,000
Interest on trading liabilities		4,039,000	3,914,000
Interest on short-term borrowings		1,128,000	1,046,000
Interest on term borrowings		7,606,000	9,664,000
Total interest expense		21,590,000	21,202,000
Net interest income		172,074,000	156,866,000
Provision for loan losses		3,000,000	5,000,000
Net interest income after provision for loan losses		169,074,000	151,866,000
Noninterest income:
Fixed income		66,977,000	61,619,000
Deposit transactions and cash management		26,837,000	26,551,000
Brokerage, management fees and commissions		10,415,000	11,399,000
Trust services and investment management		6,565,000	6,698,000
Bankcard income		5,259,000	5,186,000
Bank-owned life insurance		3,389,000	3,462,000
Other service charges		2,713,000	2,848,000
Debt secutities gains/(losses), net (Note 3 and Note 8)		1,654,000	0
Equity securities gains/(losses), net (Note 3)		(80,000)	276,000
Insurance commissions		487,000	596,000
All other income and commissions (Note 7)		10,089,000	11,054,000
Total noninterest income		134,305,000	129,689,000
Adjusted gross income after provision for loan losses		303,379,000	281,555,000
Noninterest expense:
Employee compensation, incentives, and benefits (three months ended March 31, 2016 and 2015, include $1.8 million of expense associated with pension and post-retirement plans reclassified from accumulated other comprehensive income)		137,151,000	131,444,000
Occupancy		12,604,000	12,218,000
Computer software		11,587,000	10,942,000
Operations services		9,900,000	9,337,000
Equipment rentals, depreciation, and maintenance		6,159,000	7,220,000
Professional fees		5,199,000	3,706,000
Advertising and public relations		4,973,000	4,733,000
FDIC premium expense		4,921,000	3,448,000
Legal fees		4,879,000	3,551,000
Communications and courier		3,750,000	3,876,000
Other insurance and taxes		3,313,000	3,329,000
Contract employment and outsourcing		2,425,000	4,584,000
Amortization of intangible assets	[1]	1,300,000	1,298,000
Foreclosed real estate		(258,000)	(131,000)
All other expense (Note 7)		19,024,000	176,666,000
Total noninterest expense		226,927,000	376,221,000
Income/(loss) before income taxes		76,452,000	(94,666,000)
Provision/(benefit) for income taxes (three months ended March 31, 2016 and 2015, include $.2 million of income tax expense and $.7 million of income tax benefit reclassified from accumulated other comprehensive income)		24,239,000	(22,261,000)
Net income/(loss)		52,213,000	(72,405,000)
Net income attributable to noncontrolling interest		2,851,000	2,758,000
Net income/(loss) attributable to controlling interest		49,362,000	(75,163,000)
Preferred stock dividends		1,550,000	1,550,000
Net income/(loss) available to common shareholders		$ 47,812,000	$ (76,713,000)
Basic earnings/(loss) per share (Note 9)		$ 0.2	$ (0.33)
Diluted earnings/(loss) per share (Note 9)		$ 0.2	$ (0.33)
Weighted average common shares (Note 9)		234,651,000	232,816,000
Diluted average common shares (Note 9)		236,666,000	232,816,000
Cash dividends declared per common share		$ 0.07	$ 0.06

[1] Represents customer lists, acquired contracts, core deposit intangibles, and covenants not to compete.