Consolidated Condensed Statements Of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Interest and dividend income:
Interest and fees on loans	$ 63,110	$ 59,893	$ 184,240	$ 178,346
Interest and dividends on:
Obligations of U.S. Government, its agencies and other securities	6,757	7,339	20,787	23,718
Interest Income, Securities, State and Municipal	1,974	689	5,098	1,653
Other interest income	1,383	321	2,330	844
Total interest and dividend income	73,224	68,242	212,455	204,561
Interest on deposits:
Demand and savings deposits	2,882	1,094	6,787	2,851
Time deposits	2,521	2,352	7,139	7,128
Interest on borrowings:
Short-term borrowings	197	84	616	330
Long-term debt	6,073	6,179	17,632	18,415
Total interest expense	11,673	9,709	32,174	28,724
Net interest income	61,551	58,533	180,281	175,837
Provision for (recovery of) loan losses	3,283	(7,366)	8,740	(3,819)
Net interest income after provision for loan losses	58,268	65,899	171,541	179,656
Other income:
Income from fiduciary activities	5,932	5,315	17,471	15,866
Service charges on deposit accounts	3,216	3,800	9,511	10,798
Other service income	3,357	3,640	9,608	9,565
Checkcard fee income	3,974	3,780	11,775	11,180
Bank owned life insurance income	1,573	1,038	3,790	3,284
ATM Fees	605	581	1,708	1,734
OREO valuation adjustments	(22)	(233)	(367)	(572)
Gain on sale of OREO, net	51	783	204	1,079
Other	3,403	1,831	5,147	3,726
Total other income	22,089	20,535	58,847	56,660
Other expense:
Salaries and employee benefits	23,302	22,084	69,020	64,894
Employee Benefits and Share-based Compensation	4,656	5,073	14,756	14,740
Occupancy expense	2,559	2,506	7,759	7,693
Furniture and equipment expense	3,868	3,437	11,126	10,296
Data processing fees	1,919	1,450	5,560	4,040
Professional fees and services	6,100	6,356	16,947	18,424
Marketing	1,122	1,062	3,262	3,246
Insurance	1,499	1,423	4,586	4,272
Communication	1,110	1,154	3,598	3,728
Excise and Sales Taxes	912	895	2,918	2,619
Other expense	2,764	1,316	5,847	8,009
Total other expense	49,811	46,756	145,379	141,961
Income before income taxes	30,546	39,678	85,009	94,355
Income taxes	8,434	12,229	23,598	28,222
Net income	22,112	27,449	61,411	66,133
Net income available to common shareholders	$ 22,112	$ 27,449	$ 61,411	$ 66,133
Net income available to common shareholders
Basic	$ 1.45	$ 1.79	$ 4.01	$ 4.31
Diluted	$ 1.44	$ 1.78	$ 3.99	$ 4.29
Weighted average common shares outstanding
Basic	15,287,974	15,330,791	15,299,039	15,330,802
Diluted	15,351,590	15,399,707	15,394,199	15,401,825
Cash dividends declared	$ 0.94	$ 0.94	$ 2.82	$ 2.82