Consolidated Condensed Statements Of Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Interest and dividend income:
Interest and fees on loans	$ 55,775	$ 61,105
Interest and dividends on:
Obligations of U.S. Government, its agencies and other securities	10,242	13,584
Obligations of states and political subdivisions	17	46
Other interest income	158	103
Total interest and dividend income	66,192	74,838
Interest on deposits:
Demand and savings deposits	501	754
Time deposits	3,090	4,639
Interest on borrowings:
Short-term borrowings	144	175
Long-term debt	7,004	7,542
Total interest expense	10,739	13,110
Net interest income	55,453	61,728
Provision for loan losses	329	8,338
Net interest income after provision for loan losses	55,124	53,390
Other income:
Income from fiduciary activities	4,076	3,828
Service charges on deposit accounts	3,822	4,071
Other service income	3,985	2,734
Checkcard fee income	2,983	3,172
Bank owned life insurance income	1,202	1,202
ATM fees	627	608
OREO valuation adjustments	401	(1,359)
Gain on sale of OREO, net	224	1,045
Gain on sale of the Vision business	0	22,167
Other	1,485	2,152
Total other income	18,805	39,620
Other expense:
Salaries and employee benefits	24,633	24,823
Occupancy expense	2,597	2,670
Furniture and equipment expense	2,607	2,621
Data processing fees	1,019	1,200
Professional fees and services	5,864	5,581
Amortization of intangibles	112	1,754
Marketing	848	843
Insurance	1,302	1,490
Communication	1,580	1,537
Excise and Sales Taxes	928	989
Loan put provision	0	662
Other Real Estate Owned Expense	512	723
Other expense	4,096	3,577
Total other expense	46,098	48,470
Income (loss) before income taxes	27,831	44,540
Income taxes	7,121	13,065
Net income	20,710	31,475
Preferred stock dividends and accretion	0	1,477
Net income available to common shareholders	$ 20,710	$ 29,998
Net income available to common shareholders
Basic	$ 1.34	$ 1.95
Diluted	$ 1.34	$ 1.95
Weighted average common shares outstanding
Basic	15,411,990	15,405,910
Diluted	15,411,990	15,417,745
Cash dividends declared	$ 0.94	$ 0.94