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	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Dec. 31, 2012
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	$ 5,709	$ 5,854	$ 5,421	$ 5,655	$ 5,647	$ 4,976
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	270		485
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	4,551		4,401
Balance, Loans Receivable	443,170		392,785
Loans Receivable, Individually Evaluated for Impairment	9,658		13,520
Loans Receivable, Collectively Evaluated for Impairment	433,512		379,265
Commercial And Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	276	257	222	239	249	271
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	17
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	259		222
Balance, Loans Receivable	18,259		15,205
Loans Receivable, Individually Evaluated for Impairment	60
Loans Receivable, Collectively Evaluated for Impairment	18,199		15,205
Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	301	354	308	397	400	223
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	301		308
Balance, Loans Receivable	10,058		7,307
Loans Receivable, Individually Evaluated for Impairment
Loans Receivable, Collectively Evaluated for Impairment	10,058		7,307
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	3,399	3,750	3,399	3,426	3,472	3,395
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	170		322
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	3,229		3,077
Balance, Loans Receivable	305,800		260,664
Loans Receivable, Individually Evaluated for Impairment	7,220		10,894
Loans Receivable, Collectively Evaluated for Impairment	298,580		249,770
Residential Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	819	837	941	867	990	869
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	82		163
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	737		778
Balance, Loans Receivable	107,198		107,992
Loans Receivable, Individually Evaluated for Impairment	2,377		2,626
Loans Receivable, Collectively Evaluated for Impairment	104,821		105,366
Consumer And Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	26	13	16	15	15	38
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment	1
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment	25		16
Balance, Loans Receivable	1,855		1,617
Loans Receivable, Individually Evaluated for Impairment	1
Loans Receivable, Collectively Evaluated for Impairment	1,854		1,617
Unallocated Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Balance, Allowance for Loan Losses	888	643	535	711	521	180
Allowance for Loan Losses, Balance Related to Loans Individually Evaluated for Impairment
Allowance for Loan Losses, Balance Related to Loans Collectively Evaluated for Impairment
Balance, Loans Receivable
Loans Receivable, Individually Evaluated for Impairment
Loans Receivable, Collectively Evaluated for Impairment