Consolidated Condensed Statements Of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Interest and dividend income:
Interest and fees on loans	$ 56,463	$ 57,004	$ 111,875	$ 111,757
Interest and dividends on:
Obligations of U.S. Government, its agencies and other securities	9,113	9,271	18,502	18,747
Other interest income	228	88	445	201
Total interest and dividend income	65,804	66,363	130,822	130,705
Interest on deposits:
Demand and savings deposits	556	399	1,042	792
Time deposits	2,542	2,133	5,164	4,411
Interest on borrowings:
Short-term borrowings	106	127	239	252
Long-term debt	6,085	7,143	12,327	14,209
Total interest expense	9,289	9,802	18,772	19,664
Net interest income	56,515	56,561	112,050	111,041
Provision for (recovery of) loan losses	1,612	(1,260)	3,244	(3,485)
Net interest income after provision for loan losses	54,903	57,821	108,806	114,526
Other income:
Income from fiduciary activities	5,210	4,825	10,122	9,366
Service charges on deposit accounts	3,684	3,942	7,065	7,601
Other service income	3,025	2,527	5,326	4,445
Checkcard fee income	3,665	3,493	7,016	6,706
Bank owned life insurance income	1,086	1,026	2,964	2,288
ATM Fees	614	636	1,192	1,230
OREO valuation adjustments	(251)	(675)	(555)	(1,091)
Gain on sale of OREO, net	513	2,603	1,186	3,309
Gain (Loss) on Sales of Loans, Net	0	0	756	0
Other	1,645	1,294	2,992	2,465
Total other income	19,191	19,671	38,064	36,319
Other expense:
Salaries and employee benefits	25,724	26,140	52,391	51,200
Occupancy expense	2,381	2,457	4,960	5,289
Furniture and equipment expense	2,831	2,994	5,693	5,992
Data processing fees	1,197	1,121	2,464	2,235
Professional fees and services	5,583	8,168	10,277	14,451
Marketing	937	1,006	1,950	2,124
Insurance	1,362	1,467	2,823	2,914
Communication	1,233	1,293	2,564	2,636
Excise and Sales Taxes	883	925	1,930	1,900
Other Real Estate Owned Expense	324	308	791	1,585
Other expense	2,212	362	4,544	1,694
Total other expense	44,667	46,241	90,387	92,020
Income before income taxes	29,427	31,251	56,483	58,825
Income taxes	8,388	9,441	16,400	17,438
Net income	21,039	21,810	40,083	41,387
Net income available to common shareholders	$ 21,039	$ 21,810	$ 40,083	$ 41,387
Net income available to common shareholders
Basic	$ 1.37	$ 1.42	$ 2.61	$ 2.69
Diluted	$ 1.37	$ 1.42	$ 2.60	$ 2.69
Weighted average common shares outstanding
Basic	15,370,882	15,392,435	15,375,026	15,396,770
Diluted	15,407,881	15,412,167	15,411,920	15,413,568
Cash dividends declared	$ 0.94	$ 0.94	$ 1.88	$ 1.88