Condensed Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Interest Income:
Interest and fees on loans and leases	$ 28,338	$ 26,816	$ 55,467	$ 53,806
Interest on loans held for sale	190	124	339	246
Interest on deposits with banks	24	21	45	39
Interest and dividends on investment securities:
Taxable	4,662	5,649	9,605	11,089
Exempt from federal income taxes	2,343	2,398	4,716	4,577
Interest on federal funds sold	1		1	1
Total interest income	35,558	35,008	70,173	69,758
Interest Expense:
Interest on deposits	1,871	2,987	3,884	5,900
Interest on retail repurchase agreements and federal funds purchased	51	53	112	106
Interest on advances from FHLB	3,586	3,590	7,173	7,141
Interest on subordinated debt	241	224	490	447
Total interest expense	5,749	6,854	11,659	13,594
Net interest income	29,809	28,154	58,514	56,164
Provision for loan and lease losses	1,585	1,151	2,249	2,666
Net interest income after provision for loan and lease losses	28,224	27,003	56,265	53,498
Non-interest Income:
Investment securities gains	90	32	163	52
Total other-than-temporary impairment ("OTTI") losses	(8)	(43)	(72)	(102)
Portion of OTTI losses recognized in other comprehensive income, before taxes				18
Net OTTI recognized in earnings	(8)	(43)	(72)	(84)
Service charges on deposit accounts	2,283	2,437	4,483	4,689
Mortgage banking activities	1,288	808	2,313	1,263
Wealth management income	4,034	4,023	8,091	7,668
Insurance agency commissions	934	953	2,136	2,133
Income from bank owned life insurance	660	654	1,294	1,300
Visa check fees	962	949	1,860	1,783
Other income	1,250	989	2,199	1,990
Total non-interest income	11,493	10,802	22,467	20,794
Non-interest Expenses:
Salaries and employee benefits	15,927	14,676	31,628	29,300
Occupancy expense of premises	2,943	2,790	5,789	5,933
Equipment expenses	1,255	1,128	2,445	2,270
Marketing	565	709	1,060	1,194
Outside data services	1,828	999	3,107	1,994
FDIC insurance	653	736	1,305	1,780
Amortization of intangible assets	466	462	927	923
Other expenses	5,221	4,338	9,280	8,506
Total non-interest expenses	28,858	25,838	55,541	51,900
Income before income taxes	10,859	11,967	23,191	22,392
Income tax expense	3,652	3,671	7,508	6,805
Net income	$ 7,207	$ 8,296	$ 15,683	$ 15,587
Net Income Per Share Amounts:
Basic net income per share	$ 0.30	$ 0.34	$ 0.65	$ 0.65
Diluted net income per share	$ 0.30	$ 0.34	$ 0.65	$ 0.65
Dividends declared per share	$ 0.12	$ 0.08	$ 0.22	$ 0.16