Allowance For Loan Losses And Credit Quality Of Financing Receivables (Allowances Of Loan Losses And Loans Receivable By Class Disaggregated) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013	Dec. 31, 2012
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	$ 5,437	$ 5,421	$ 5,306	$ 4,976
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	667	485
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	4,505	4,401
Balance, Loans Receivable	413,106	392,785
Loans Receivable, Individually Evaluated for Impairment	12,174	13,520
Loans Receivable, Collectively Evaluated for Impairment	400,932	379,265
Commercial And Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	289	222	275	271
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	289	222
Balance, Loans Receivable	19,635	15,205
Loans Receivable, Collectively Evaluated for Impairment	19,635	15,205
Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	315	308	401	223
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	315	308
Balance, Loans Receivable	6,852	7,307
Loans Receivable, Collectively Evaluated for Impairment	6,852	7,307
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	3,687	3,399	3,452	3,395
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	559	322
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	3,128	3,077
Balance, Loans Receivable	276,101	260,664
Loans Receivable, Individually Evaluated for Impairment	9,679	10,894
Loans Receivable, Collectively Evaluated for Impairment	266,422	249,770
Residential Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	862	941	899	869
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	105	163
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	757	778
Balance, Loans Receivable	108,889	107,992
Loans Receivable, Individually Evaluated for Impairment	2,492	2,626
Loans Receivable, Collectively Evaluated for Impairment	106,397	105,366
Consumer And Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	19	16	12	38
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	3
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	16	16
Balance, Loans Receivable	1,629	1,617
Loans Receivable, Individually Evaluated for Impairment	3
Loans Receivable, Collectively Evaluated for Impairment	1,626	1,617
Unallocated Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	$ 265	$ 535	$ 267	$ 180