17. Segment Information (Schedule Of Segment Information) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net interest income	$ 10,003	$ 9,538	$ 9,504	$ 9,758	$ 9,896	$ 9,935	$ 9,971	$ 10,018	$ 38,803	$ 39,820	$ 39,844
Provision for loan losses									4,500	8,500	10,000
Net interest income after provision for loan losses									34,303	31,320	29,844
Other income									11,209	12,879	11,906
Other expenses									34,756	37,267	36,641
Income (loss) before income taxes									10,756	6,932	5,109
Income tax expense									2,688	1,219	1,035
Net income	2,788	2,272	1,216	1,792	2,105	997	913	1,698	8,068	5,713	4,074
Dividends on preferred shares									775	777	371
Net income applicable to common shares	2,594	2,078	1,023	1,598	1,910	803	719	1,504	7,293	4,936	3,703
Intersegment revenue (expense)									0	0	0
Average assets									1,382,956	1,421,101	1,469,794
Community Banking [Member]
Net interest income									40,725	41,600	41,658
Provision for loan losses									4,500	8,500	10,000
Net interest income after provision for loan losses									36,225	33,100	31,658
Other income									6,666	8,475	6,189
Other expenses									29,795	32,685	31,828
Income (loss) before income taxes									13,096	8,890	6,019
Income tax expense									3,490	1,868	1,304
Net income									9,606	7,022	4,715
Dividends on preferred shares									0	0	0
Net income applicable to common shares									9,606	7,022	4,715
Intersegment revenue (expense)									(979)	(942)	(942)
Average assets									1,431,131	1,477,636	1,532,600
Insurance Services [Member]
Net interest income									0	0	0
Provision for loan losses									0	0	0
Net interest income after provision for loan losses									0	0	0
Other income									4,543	4,422	4,606
Other expenses									4,331	3,965	4,216
Income (loss) before income taxes									212	457	390
Income tax expense									92	184	158
Net income									120	273	232
Dividends on preferred shares									0	0	0
Net income applicable to common shares									120	273	232
Intersegment revenue (expense)									(108)	(102)	(102)
Average assets									6,176	6,399	6,618
Parent [Member]
Net interest income									(1,922)	(1,780)	(1,814)
Provision for loan losses									0	0	0
Net interest income after provision for loan losses									(1,922)	(1,780)	(1,814)
Other income									1,087	1,026	2,155
Other expenses									1,717	1,661	1,641
Income (loss) before income taxes									(2,552)	(2,415)	(1,300)
Income tax expense									(894)	(833)	(427)
Net income									(1,658)	(1,582)	(873)
Dividends on preferred shares									775	777	371
Net income applicable to common shares									(2,433)	(2,359)	(1,244)
Intersegment revenue (expense)									1,087	1,044	1,044
Average assets									157,249	154,506	143,379
Intersegment Elimination [Member]
Net interest income									0	0	0
Provision for loan losses									0	0	0
Net interest income after provision for loan losses									0	0	0
Other income									(1,087)	(1,044)	(1,044)
Other expenses									(1,087)	(1,044)	(1,044)
Income (loss) before income taxes									0	0	0
Income tax expense									0	0	0
Net income									0	0	0
Dividends on preferred shares									0	0	0
Net income applicable to common shares									0	0	0
Intersegment revenue (expense)									0	0	0
Average assets									$ (211,600)	$ (217,440)	$ (212,803)