Loans And The Allowance For Loan Losses (Recorded Investment In Loans And Leases Past Due) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 days	$ 9,705	$ 5,817
60-89 days	585	3,454
90+ days	1,592	1,862
Total Past Due	11,882	11,133
Current Balance	689,215	683,772
Total gross loans	701,097	694,905
90+ Days Accruing	705	201
Non-accruing Loans and Leases	11,099	10,390
Net deferred loan origination costs	641	759	651
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 days	663	153
60-89 days	117	60
90+ days	25	274
Total Past Due	805	487
Current Balance	131,611	128,969
Total gross loans	132,416	129,456
Non-accruing Loans and Leases	6,380	5,500
Residential Real Estate: Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 days	345	848
60-89 days	189	158
90+ days	473	682
Total Past Due	1,007	1,688
Current Balance	99,541	96,686
Total gross loans	100,548	98,374
Non-accruing Loans and Leases	1,275	1,296
Residential Real Estate: Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current Balance	238	721
Total gross loans	238	721
Non-accruing Loans and Leases
Commercial Real Estate: Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 days	1,923	4,201
60-89 days	247	3,115
90+ days	302	513
Total Past Due	2,472	7,829
Current Balance	364,185	355,423
Total gross loans	366,657	363,252
90+ Days Accruing	192
Non-accruing Loans and Leases	2,938	3,162
Commercial Real Estate: Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 days	5,848	8
90+ days	513	201
Total Past Due	6,361	209
Current Balance	33,362	40,777
Total gross loans	39,723	40,986
90+ Days Accruing	513	201
Non-accruing Loans and Leases
Home Equity Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 days	911	594
60-89 days	13	120
90+ days	279	192
Total Past Due	1,203	906
Current Balance	58,486	59,042
Total gross loans	59,689	59,948
Non-accruing Loans and Leases	489	415
Consumer Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 days	15	13
60-89 days	19	1
Total Past Due	34	14
Current Balance	1,670	1,750
Total gross loans	1,704	1,764
Non-accruing Loans and Leases	17	17
Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current Balance	122	404
Total gross loans	122	404
Non-accruing Loans and Leases