Loans And The Allowance For Credit Losses (Summary Of Loans By Credit Quality Indicator) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 1,104,015	$ 1,082,923
Installment Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	5,667	4,701
All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	544	376
Unrated Residential And Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	490,277	461,934
Unrated Residential And Consumer [Member] | Installment Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	5,667	4,701
Unrated Residential And Consumer [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	544	376
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	507,009	535,000
Pass [Member] | Installment Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Pass [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Pass-Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	81,300	56,424
Pass-Watch [Member] | Installment Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Pass-Watch [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	417	10,057
Special Mention [Member] | Installment Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Special Mention [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	25,012	19,508
Substandard [Member] | Installment Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Substandard [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial, Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	169,215	165,023
Commercial, Financial And Agricultural [Member] | Unrated Residential And Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	233	85
Commercial, Financial And Agricultural [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	140,652	138,307
Commercial, Financial And Agricultural [Member] | Pass-Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	24,714	18,738
Commercial, Financial And Agricultural [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	124	5,704
Commercial, Financial And Agricultural [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	3,492	2,189
Municipal Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	45,319	84,689
Municipal Loans [Member] | Unrated Residential And Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	5
Municipal Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	29,795	77,242
Municipal Loans [Member] | Pass-Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	15,524	7,442
Municipal Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Municipal Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Real Estate Loans – Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	520,393	489,951
Real Estate Loans – Residential [Member] | First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	484,584	451,041
Real Estate Loans – Residential [Member] | Second Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	35,809	38,910
Real Estate Loans – Residential [Member] | Unrated Residential And Consumer [Member] | First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	446,705	418,802
Real Estate Loans – Residential [Member] | Unrated Residential And Consumer [Member] | Second Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	35,799	37,200
Real Estate Loans – Residential [Member] | Pass [Member] | First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	35,375	29,237
Real Estate Loans – Residential [Member] | Pass [Member] | Second Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	1,000
Real Estate Loans – Residential [Member] | Pass-Watch [Member] | First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,352	1,275
Real Estate Loans – Residential [Member] | Pass-Watch [Member] | Second Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Real Estate Loans – Residential [Member] | Special Mention [Member] | First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	69	194
Real Estate Loans – Residential [Member] | Special Mention [Member] | Second Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Real Estate Loans – Residential [Member] | Substandard [Member] | First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,083	1,533
Real Estate Loans – Residential [Member] | Substandard [Member] | Second Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	10	710
Real Estate Loans – Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	331,064	327,622
Real Estate Loans – Commercial [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	223,267	222,308
Real Estate Loans – Commercial [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	107,797	105,314
Real Estate Loans – Commercial [Member] | Unrated Residential And Consumer [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	111	86
Real Estate Loans – Commercial [Member] | Unrated Residential And Consumer [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	54	40
Real Estate Loans – Commercial [Member] | Pass [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	178,151	188,330
Real Estate Loans – Commercial [Member] | Pass [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	94,323	93,002
Real Estate Loans – Commercial [Member] | Pass-Watch [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	26,082	16,718
Real Estate Loans – Commercial [Member] | Pass-Watch [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	11,692	10,211
Real Estate Loans – Commercial [Member] | Special Mention [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	224	3,546
Real Estate Loans – Commercial [Member] | Special Mention [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	613
Real Estate Loans – Commercial [Member] | Substandard [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	18,699	13,628
Real Estate Loans – Commercial [Member] | Substandard [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,728	1,448
Real Estate Loans – Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	31,813	10,561
Real Estate Loans – Construction [Member] | Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,828	1,559
Real Estate Loans – Construction [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	29,985	9,002
Real Estate Loans – Construction [Member] | Unrated Residential And Consumer [Member] | Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	398	41
Real Estate Loans – Construction [Member] | Unrated Residential And Consumer [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	766	598
Real Estate Loans – Construction [Member] | Pass [Member] | Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Real Estate Loans – Construction [Member] | Pass [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	28,713	7,882
Real Estate Loans – Construction [Member] | Pass-Watch [Member] | Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,430	1,518
Real Estate Loans – Construction [Member] | Pass-Watch [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	506	522
Real Estate Loans – Construction [Member] | Special Mention [Member] | Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Real Estate Loans – Construction [Member] | Special Mention [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Real Estate Loans – Construction [Member] | Substandard [Member] | Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Real Estate Loans – Construction [Member] | Substandard [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 0	$ 0