Consolidated Condensed Statements Of Income - USD ($) shares in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016		Sep. 30, 2015
Interest income:
Interest and fees on loans	$ 174,039,000	$ 150,555,000	$ 495,516,000		$ 447,735,000
Interest on investment securities available-for-sale	23,655,000	23,233,000	72,082,000		69,355,000
Interest on investment securities held-to-maturity	197,000	66,000	592,000		198,000
Interest on loans held-for-sale	1,445,000	1,311,000	3,904,000		4,152,000
Interest on trading securities	6,793,000	8,056,000	22,564,000		26,108,000
Interest on other earning assets	843,000	466,000	3,354,000		1,237,000
Total interest income	206,972,000	183,687,000	598,012,000		548,785,000
Interest on deposits:
Savings	4,939,000	2,785,000	13,275,000		9,062,000
Time deposits	1,117,000	1,230,000	3,377,000		3,986,000
Other interest-bearing deposits	2,592,000	1,118,000	7,422,000		3,179,000
Certificates of deposit $100,000 and more	1,379,000	756,000	3,916,000		2,468,000
Interest on trading liabilities	3,331,000	4,258,000	11,152,000		11,942,000
Interest on short-term borrowings	1,254,000	664,000	3,585,000		2,436,000
Interest on term borrowings	7,165,000	9,314,000	21,752,000		28,644,000
Total interest expense	21,777,000	20,125,000	64,479,000		61,717,000
Net interest income	185,195,000	163,562,000	533,533,000		487,068,000
Provision for loan losses	4,000,000	1,000,000	11,000,000		8,000,000
Net interest income after provision for loan losses	181,195,000	162,562,000	522,533,000		479,068,000
Noninterest income:
Fixed income	71,748,000	51,804,000	216,638,000		169,664,000
Deposit transactions and cash management	27,221,000	28,911,000	81,049,000		83,892,000
Brokerage, management fees and commissions	10,828,000	11,620,000	31,908,000		35,475,000
Trust services and investment management	6,885,000	6,590,000	20,674,000		20,704,000
Bankcard income	6,260,000	5,561,000	18,077,000		16,631,000
Bank-owned life insurance	3,997,000	4,135,000	11,129,000		10,988,000
Other service charges	3,004,000	2,968,000	8,713,000		8,859,000
Insurance commissions	1,262,000	608,000	2,301,000		1,858,000
Equity securities gains/(losses), net (Note 3)	(200,000)	(345,000)	(181,000)		(61,000)
Debt secutities gains/(losses), net (Note 3)	0	0	1,654,000		0
All other income and commissions (Note 7)	17,540,000	13,251,000	36,402,000		37,083,000
Total noninterest income	148,545,000	125,103,000	428,364,000		385,093,000
Adjusted gross income after provision for loan losses	329,740,000	287,665,000	950,897,000		864,161,000
Noninterest expense:
Employee compensation, incentives, and benefits	145,103,000	116,219,000	425,624,000		375,633,000
Occupancy	12,722,000	13,282,000	38,062,000		37,264,000
Operations services	10,518,000	10,130,000	30,939,000		29,500,000
Computer software	10,400,000	11,010,000	33,213,000		33,292,000
Equipment rentals, depreciation, and maintenance	6,085,000	7,093,000	19,426,000		22,296,000
Advertising and public relations	6,065,000	4,832,000	15,519,000		13,914,000
FDIC premium expense	5,721,000	4,529,000	15,490,000		12,929,000
Professional fees	4,859,000	5,139,000	14,342,000		14,063,000
Legal fees	4,750,000	3,626,000	15,520,000		11,686,000
Communications and courier	3,883,000	4,054,000	10,672,000		11,731,000
Other insurance and taxes	2,625,000	3,283,000	8,952,000		10,067,000
Contract employment and outsourcing	2,443,000	3,414,000	7,365,000		11,335,000
Amortization of intangible assets	1,299,000	1,298,000	3,898,000	[1]	3,894,000	[1]
Foreclosed real estate	815,000	431,000	125,000		1,629,000
Repurchase and foreclosure provision	(218,000)	0	(31,618,000)		0
All other expense (Note 7)	16,488,000	27,096,000	79,778,000		220,818,000
Total noninterest expense	233,558,000	215,436,000	687,307,000		810,051,000
Income/(loss) before income taxes	96,182,000	72,229,000	263,590,000		54,110,000
Provision/(benefit) for income taxes	28,547,000	8,897,000	82,802,000		8,226,000
Net income/(loss)	67,635,000	63,332,000	180,788,000		45,884,000
Net income attributable to noncontrolling interest	2,883,000	2,977,000	8,586,000		8,586,000
Net income/(loss) attributable to controlling interest	64,752,000	60,355,000	172,202,000		37,298,000
Preferred stock dividends	1,550,000	1,550,000	4,650,000		4,650,000
Net income/(loss) available to common shareholders	$ 63,202,000	$ 58,805,000	$ 167,552,000		$ 32,648,000
Basic earnings/(loss) per share (Note 9)	$ 0.27	$ 0.25	$ 0.72		$ 0.14
Diluted earnings/(loss) per share (Note 9)	$ 0.27	$ 0.25	$ 0.71		$ 0.14
Weighted average common shares (Note 9)	231,856	233,111	232,690		232,910
Diluted average common shares (Note 9)	234,092	235,058	234,775		234,838
Cash dividends declared per common share	$ 0.07	$ 0.06	$ 0.21		$ 0.18

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