Loans And The Allowance For Loan Losses (Recorded Investment In Loans Past Due) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 16,871	$ 6,346
Current Balance	779,299	766,959
Total Balance	796,170	773,305
90+ Days Accruing	3,014	497
Non-accruing Loans	14,927	15,545
Net deferred loan origination costs	603	679	$ 641
30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	7,711	3,162
60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	321	1,825
90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	8,839	1,359
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,361	450
Current Balance	149,452	143,880
Total Balance	150,813	144,330
90+ Days Accruing	175	40
Non-accruing Loans	5,331	5,312
Commercial And Industrial [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	607	160
Commercial And Industrial [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	217	224
Commercial And Industrial [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	537	66
Residential Real Estate: Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,535	1,793
Current Balance	104,010	102,148
Total Balance	105,545	103,941
Non-accruing Loans	737	1,400
Residential Real Estate: Residential [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,014	822
Residential Real Estate: Residential [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		402
Residential Real Estate: Residential [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	521	569
Residential Real Estate: Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current Balance	1,149	1,546
Total Balance	$ 1,149	$ 1,546
Non-accruing Loans
Commercial Real Estate: Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 8,824	$ 3,339
Current Balance	397,382	396,480
Total Balance	406,206	399,819
90+ Days Accruing	2,839	457
Non-accruing Loans	3,698	3,574
Commercial Real Estate: Commercial [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	5,533	1,919
Commercial Real Estate: Commercial [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		963
Commercial Real Estate: Commercial [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	3,291	457
Commercial Real Estate: Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	4,184
Current Balance	64,508	60,892
Total Balance	68,692	60,892
Non-accruing Loans	4,184	4,187
Commercial Real Estate: Construction [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	456
Commercial Real Estate: Construction [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	3,728
Home Equities [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	960	756
Current Balance	60,633	60,286
Total Balance	61,593	61,042
Non-accruing Loans	963	1,058
Home Equities [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	94	253
Home Equities [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	104	236
Home Equities [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	762	267
Consumer Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	7	8
Current Balance	1,677	1,588
Total Balance	1,684	1,596
Non-accruing Loans	14	14
Consumer Loans [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	7	8
Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current Balance	488	139
Total Balance	$ 488	$ 139
Non-accruing Loans