Segment Information (Schedule Of Segment Information) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Segment Reporting Information [Line Items]
Net interest income	$ 17,213	$ 17,232	$ 51,745	$ 48,709
Provision for loan losses	500	375	1,750	875
Net interest income after provision for loan losses	16,713	16,857	49,995	47,834
Other income	4,211	4,000	13,235	10,496
Other expenses	12,358	12,447	37,407	45,399
Income before income tax expense	8,566	8,410	25,823	12,931
Income tax expense (benefit)	1,667	2,480	5,201	3,339
Net income	6,899	5,930	20,622	9,592
Inter-segment revenue (expense)	0	0	0	0
Average assets	2,113,400	2,088,260	2,118,300	1,971,487
Capital Expenditures	1,422	1,497	4,288	5,672
Net Income (Loss) Available to Common Stockholders, Basic	6,899	5,930	20,622	9,592
Community Banking [Member]
Segment Reporting Information [Line Items]
Net interest income	17,441	17,408	52,385	49,220
Provision for loan losses	500	375	1,750	875
Net interest income after provision for loan losses	16,941	17,033	50,635	48,345
Other income	2,490	2,408	8,052	6,280
Other expenses	10,696	10,844	32,270	41,351
Income before income tax expense	8,735	8,597	26,417	13,274
Income tax expense (benefit)	1,677	2,482	5,251	3,386
Net income	7,058	6,115	21,166	9,888
Inter-segment revenue (expense)	(359)	(451)	(1,077)	(1,353)
Average assets	2,130,483	2,110,832	2,135,416	1,994,042
Capital Expenditures	1,411	1,497	4,178	5,544
Trust and Wealth Management [Member]
Segment Reporting Information [Line Items]
Net interest income	0	0	0	0
Provision for loan losses	0	0	0	0
Net interest income after provision for loan losses	0	0	0	0
Other income	687	589	2,026	1,284
Other expenses	551	546	1,561	1,219
Income before income tax expense	136	43	465	65
Income tax expense (benefit)	33	16	112	24
Net income	103	27	353	41
Inter-segment revenue (expense)	0	0	0	0
Average assets	0	0	0	0
Capital Expenditures	0	0	0	0
Insurance Services [Member]
Segment Reporting Information [Line Items]
Net interest income	0	0	0	0
Provision for loan losses	0	0	0	0
Net interest income after provision for loan losses	0	0	0	0
Other income	1,034	1,003	3,157	2,932
Other expenses	879	814	2,728	2,495
Income before income tax expense	155	189	429	437
Income tax expense (benefit)	43	92	111	190
Net income	112	97	318	247
Inter-segment revenue (expense)	(30)	(40)	(89)	(120)
Average assets	6,121	6,288	6,059	6,197
Capital Expenditures	11	0	24	36
Parent [Member]
Segment Reporting Information [Line Items]
Net interest income	(228)	(176)	(640)	(511)
Provision for loan losses	0	0	0	0
Net interest income after provision for loan losses	(228)	(176)	(640)	(511)
Other income	389	491	1,166	1,473
Other expenses	621	734	2,014	1,807
Income before income tax expense	(460)	(419)	(1,488)	(845)
Income tax expense (benefit)	(86)	(110)	(273)	(261)
Net income	(374)	(309)	(1,215)	(584)
Inter-segment revenue (expense)	389	491	1,166	1,473
Average assets	234,693	217,928	229,597	203,459
Capital Expenditures	0	0	86	92
Intersegment Elimination [Member]
Segment Reporting Information [Line Items]
Net interest income	0	0	0	0
Provision for loan losses	0	0	0	0
Net interest income after provision for loan losses	0	0	0	0
Other income	(389)	(491)	(1,166)	(1,473)
Other expenses	(389)	(491)	(1,166)	(1,473)
Income before income tax expense	0	0	0	0
Income tax expense (benefit)	0	0	0	0
Net income	0	0	0	0
Inter-segment revenue (expense)	0	0	0	0
Average assets	(257,897)	(246,788)	(252,772)	(232,211)
Capital Expenditures	$ 0	$ 0	$ 0	$ 0