Loans (Schedule Of Loans By Regulatory Risk Ratings) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 341,153	$ 326,139
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	320,880	300,197
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	7,905	10,667
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	12,368	14,388
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans		887
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	173,137	168,417
Commercial And Industrial [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	167,396	165,590
Commercial And Industrial [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,937	562
Commercial And Industrial [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,804	1,923
Commercial And Industrial [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans		342
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	137,922	126,525
Commercial Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	125,115	104,493
Commercial Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,436	9,650
Commercial Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	7,371	11,837
Commercial Real Estate [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans		545
Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	24,407	25,847
Residential Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	23,113	25,083
Residential Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	341	181
Residential Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	953	583
Residential Real Estate [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,516	5,285
Consumer [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,085	4,966
Consumer [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	191	274
Consumer [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	240	45
Consumer [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans
Overdrafts [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	171	65
Overdrafts [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	171	65
Overdrafts [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans