Loans (Schedule of Contractual Aging of Recorded Investment in Past Due Loans by Class) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	$ 3,420	$ 6,372	$ 5,607
Past Due, 60-89 days	8,318	5,168	3,427
Past Due, greater than 90 days	9,760	10,060	8,524
Past Due, Total	21,498	21,600	17,558
Current	1,054,238	1,009,409	986,264
Recorded Investment greater then 90 days and Accruing	8	0	0
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	344	328	33
Past Due, 60-89 days	0	117	363
Past Due, greater than 90 days	661	330	396
Past Due, Total	1,005	775	792
Current	96,279	87,815	89,304
Recorded Investment greater then 90 days and Accruing	0	0	0
Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	118	121	642
Past Due, 60-89 days	0	194	348
Past Due, greater than 90 days	630	801	759
Past Due, Total	748	1,116	1,749
Current	190,995	156,667	152,511
Recorded Investment greater then 90 days and Accruing	0	0	0
Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	320	146	237
Past Due, 60-89 days	5,629	0	0
Past Due, greater than 90 days	309	406	234
Past Due, Total	6,258	552	471
Current	324,798	316,584	313,968
Recorded Investment greater then 90 days and Accruing	0	0	0
Land and Land Improvements [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	0	346	142
Past Due, 60-89 days	21	2,002	14
Past Due, greater than 90 days	5,228	4,253	4,860
Past Due, Total	5,249	6,601	5,016
Current	59,186	61,280	59,230
Recorded Investment greater then 90 days and Accruing	0	0	0
Construction Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	0	0	0
Past Due, 60-89 days	0	0	0
Past Due, greater than 90 days	0	0	0
Past Due, Total	0	0	0
Current	18,214	28,591	20,902
Recorded Investment greater then 90 days and Accruing	0	0	0
Non-Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	2,263	4,104	3,198
Past Due, 60-89 days	1,335	2,719	1,760
Past Due, greater than 90 days	2,137	1,498	2,060
Past Due, Total	5,735	8,321	7,018
Current	214,464	211,750	212,551
Recorded Investment greater then 90 days and Accruing	0	0	0
Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	0	0	707
Past Due, 60-89 days	1,111	0	723
Past Due, greater than 90 days	724	2,626	0
Past Due, Total	1,835	2,626	1,430
Current	47,368	50,253	51,057
Recorded Investment greater then 90 days and Accruing	0	0	0
Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	171	1,067	196
Past Due, 60-89 days	195	94	36
Past Due, greater than 90 days	37	83	143
Past Due, Total	403	1,244	375
Current	72,101	65,871	60,873
Recorded Investment greater then 90 days and Accruing	0	0	0
Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	204	260	452
Past Due, 60-89 days	27	42	183
Past Due, greater than 90 days	34	63	72
Past Due, Total	265	365	707
Current	18,410	19,091	19,070
Recorded Investment greater then 90 days and Accruing	8	0	0
Other Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	0	0	0
Past Due, 60-89 days	0	0	0
Past Due, greater than 90 days	0	0	0
Past Due, Total	0	0	0
Current	12,423	11,507	6,798
Recorded Investment greater then 90 days and Accruing	$ 0	$ 0	$ 0