Loans (Interest Income On Non-Accrual Loans) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	$ 6,570	$ 5,322	$ 6,519
Loans 90 day past due and accruing	239	100	334
Total non-performing loans	6,809	5,422	6,853
Interest income that would have been recorded under original terms, non-accrual loans	135	125
Interest income that would have been recorded under original terms, 90 days past due and accruing	5	3
Interest income that would have been recorded under original terms	140	128
Interest income recorded during the period, non-accrual loans		1
Interest income recorded during the period, 90 days past due and accruing	5	3
Interest income recorded during the period	5	4
Net impact on interest income, non-accrual loans	135	124
Net impact on interest income	135	124
Residential Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	2,446	2,245	2,458
Loans 90 day past due and accruing	189		191
Interest income that would have been recorded under original terms, non-accrual loans	16	16
Net impact on interest income, non-accrual loans	16	16
Commercial Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	1,262	244	1,294
Interest income that would have been recorded under original terms, non-accrual loans	21	5
Net impact on interest income, non-accrual loans	21	5
Commercial Term [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	196		198
Interest income that would have been recorded under original terms, non-accrual loans	2
Net impact on interest income, non-accrual loans	2
Commercial Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	2,043	2,293	2,043
Interest income that would have been recorded under original terms, non-accrual loans	84	94
Net impact on interest income, non-accrual loans	84	94
Consumer: Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	429	386	432
Loans 90 day past due and accruing	50		119
Interest income that would have been recorded under original terms, non-accrual loans	7	7
Interest income recorded during the period, non-accrual loans		1
Net impact on interest income, non-accrual loans	7	6
Consumer: Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	194	154	94
Loans 90 day past due and accruing			24
Interest income that would have been recorded under original terms, non-accrual loans	5	3
Net impact on interest income, non-accrual loans	$ 5	$ 3