Loans (Interest Income On Non-Accrual Loans) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	$ 4,464	$ 4,664	$ 4,464	$ 4,664	$ 6,519
Loans 90 day past due and accruing	168	501	168	501	334
Total non-performing loans	4,632	5,165	4,632	5,165	6,853
Interest income that would have been recorded under original terms, non-accrual loans	143	107	278	232
Interest income that would have been recorded under original terms, 90 days past due and accruing		4	5	7
Interest income that would have been recorded under original terms	143	111	283	239
Interest income recorded during the period, non-accrual loans		2		3
Interest income recorded during the period, 90 days past due and accruing		4	5	7
Interest income recorded during the period		6	5	10
Net impact on interest income, non-accrual loans	143	105	278	229
Net impact on interest income	143	105	278	229
Residential mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	1,671	1,734	1,671	1,734	2,458
Loans 90 day past due and accruing	168		168		191
Interest income that would have been recorded under original terms, non-accrual loans	24	8	40	24
Net impact on interest income, non-accrual loans	24	8	40	24
Commercial mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	1,251	192	1,251	192	1,294
Interest income that would have been recorded under original terms, non-accrual loans	22	4	43	9
Net impact on interest income, non-accrual loans	22	4	43	9
Commercial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	193		193		198
Interest income that would have been recorded under original terms, non-accrual loans	3		5
Net impact on interest income, non-accrual loans	3		5
Commercial construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	749	2,293	749	2,293	2,043
Interest income that would have been recorded under original terms, non-accrual loans	86	86	170	180
Net impact on interest income, non-accrual loans	86	86	170	180
Consumer: Home equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	431	346	431	346	432
Loans 90 day past due and accruing					119
Interest income that would have been recorded under original terms, non-accrual loans	5	7	12	14
Interest income recorded during the period, non-accrual loans		2		3
Net impact on interest income, non-accrual loans	5	5	12	11
Consumer: Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	169	99	169	99	94
Loans 90 day past due and accruing					$ 24
Interest income that would have been recorded under original terms, non-accrual loans	3	2	8	5
Net impact on interest income, non-accrual loans	$ 3	$ 2	$ 8	$ 5