Allowance For Loan Losses And Credit Quality Of Financing Receivables (Credit Risk Profile By Creditworthiness) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	$ 347,214	$ 339,933
Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	13,106	13,711
Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	7,103	8,520
Commercial Real Estate Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	228,042	216,191
Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	97,635	100,175
Consumer And Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	1,328	1,336
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	310,043	295,849
Pass [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	12,376	13,103
Pass [Member] | Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	3,574	5,057
Pass [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	199,673	180,862
Pass [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	93,092	95,491
Pass [Member] | Consumer And Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	1,328	1,336
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	7,115	7,879
Special Mention [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	333	398
Special Mention [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	6,330	6,987
Special Mention [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	452	494
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	28,777	35,624
Substandard [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	22	202
Substandard [Member] | Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	3,529	3,463
Substandard [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	21,467	27,769
Substandard [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	3,759	4,190
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	1,279	581
Doubtful [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	375	8
Doubtful [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	572	573
Doubtful [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans receivable	$ 332