Loans (Interest Income On Non-Accrual Loans) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	$ 7,429	$ 4,464	$ 7,429	$ 4,464	$ 4,635
Loans 90 day past due and accruing	162	168	162	168	457
Total non-performing loans	7,591	4,632	7,591	4,632	5,092
Interest income that would have been recorded under original terms, non-accrual loans	124	143	220	278
Interest income that would have been recorded under original terms, 90 days past due and accruing	1		2	5
Interest income that would have been recorded under original terms	125	143	222	283
Interest income recorded during the period, 90 days past due and accruing	1		2	5
Interest income recorded during the period	1		2	5
Net impact on interest income, non-accrual loans	116	143	220	278
Net impact on interest income	116	143	220	278
Residential Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	1,772	1,671	1,772	1,671	1,619
Loans 90 day past due and accruing	162		162		457
Interest income that would have been recorded under original terms, non-accrual loans	17	24	36	40
Net impact on interest income, non-accrual loans	17	24	36	40
Commercial Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	3,140	1,251	3,140	1,251	1,048
Interest income that would have been recorded under original terms, non-accrual loans	45	22	65	43
Net impact on interest income, non-accrual loans	45	22	65	43
Commercial Term [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	207	193	207	193	188
Interest income that would have been recorded under original terms, non-accrual loans	3	3	6	5
Net impact on interest income, non-accrual loans	3	3	6	5
Commercial Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	1,524	749	1,524	749	1,028
Interest income that would have been recorded under original terms, non-accrual loans	47	86	88	170
Net impact on interest income, non-accrual loans	47	86	88	170
Consumer: Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	564	431	564	431	563
Interest income that would have been recorded under original terms, non-accrual loans	8	5	16	12
Net impact on interest income, non-accrual loans		5	16	12
Consumer: Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	222	169	222	169	$ 189
Interest income that would have been recorded under original terms, non-accrual loans	4	3	9	8
Net impact on interest income, non-accrual loans	$ 4	$ 3	$ 9	$ 8