Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
INTEREST INCOME
Interest and fees on loans	$ 146,896	$ 147,188	$ 292,423	$ 296,211
Interest and dividends on investment securities
Taxable	21,446	23,000	43,059	46,029
Tax exempt	6,785	7,135	13,750	14,409
Other interest	1,233	1,262	2,480	2,509
Total interest income	176,360	178,585	351,712	359,158
INTEREST EXPENSE
Interest on deposits	7,769	10,553	16,310	22,589
Interest on Federal funds purchased and securities sold under agreements to repurchase	333	612	743	1,379
Interest on other short-term funding	525	1,197	857	2,253
Interest on long-term funding	7,551	11,956	15,967	24,002
Total interest expense	16,178	24,318	33,877	50,223
NET INTEREST INCOME	160,182	154,267	317,835	308,935
Provision for loan losses	4,000	0	8,000	0
Net interest income after provision for loan losses	156,182	154,267	309,835	308,935
NONINTEREST INCOME
Trust service fees	11,405	10,125	22,315	19,912
Service charges on deposit accounts	17,443	16,768	34,272	34,810
Card-based and other nondeposit fees	12,591	12,084	24,541	22,963
Insurance commissions	9,631	12,912	21,394	24,502
Brokerage and annuity commissions	3,688	4,206	7,204	8,333
Mortgage banking, net	19,263	16,735	37,028	34,389
Capital market fees, net	5,074	2,673	7,657	6,389
Bank owned life insurance income	3,281	3,164	6,251	7,456
Asset gains (losses), net	(44)	(4,984)	792	(8,578)
Investment securities gains (losses), net:
Realized gains (losses), net	34	563	334	603
Other-than-temporary impairments	0	0	0	0
Less: Non-credit portion recognized in other comprehensive income (before taxes)	0	0	0	0
Total investment securities gains (losses), net	34	563	334	603
Other	1,944	1,705	4,522	3,618
Total noninterest income	84,310	75,951	166,310	154,397
NONINTEREST EXPENSE
Personnel expense	99,791	93,819	197,698	188,100
Occupancy	14,305	14,008	29,967	29,187
Equipment	6,462	5,719	12,629	11,187
Data processing	12,651	11,304	24,159	20,820
Business development and advertising	5,028	5,468	9,565	10,849
Other intangible amortization	1,011	1,049	2,022	2,098
Loan expense	3,044	2,948	6,328	5,858
Legal and professional fees	5,483	5,657	10,828	15,372
Losses other than loans	1,799	2,060	1,483	5,610
Foreclosure/OREO expense	2,302	4,343	4,724	7,705
FDIC expense	4,395	4,778	9,827	9,648
Other	13,725	14,877	27,681	29,358
Total noninterest expense	169,996	166,030	336,911	335,792
Income before income taxes	70,496	64,188	139,234	127,540
Income tax expense	22,608	20,871	43,958	41,590
Net income	47,888	43,317	95,276	85,950
Preferred stock dividends	1,300	1,300	2,600	2,600
Net income available to common equity	$ 46,588	$ 42,017	$ 92,676	$ 83,350
Earnings per common share:
Basic	$ 0.28	$ 0.24	$ 0.55	$ 0.48
Diluted	$ 0.28	$ 0.24	$ 0.55	$ 0.48
Average common shares outstanding:
Basic	166,605	172,839	167,415	173,343
Diluted	166,748	172,841	167,552	173,345