Loans (Impaired Loans Interest Income Recognized) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	$ 23,469	$ 30,540	$ 22,273	$ 32,556
Interest Income Recognized on Impaired Loans	144	234	405	736
Commercial Mortgages [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	14,583	23,435	14,692	25,605
Interest Income Recognized on Impaired Loans	82	175	237	580
Commercial Construction & Development [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	0	0	0	0
Interest Income Recognized on Impaired Loans	0	0	0	0
Commercial & Industrial [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	3,376	2,570	3,164	2,477
Interest Income Recognized on Impaired Loans	29	25	89	63
Residential Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	4,484	4,253	3,735	4,151
Interest Income Recognized on Impaired Loans	27	31	67	81
Homeowner Construction [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	0	0	0	0
Interest Income Recognized on Impaired Loans	0	0	0	0
Home Equity Lines [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	157	82	227	92
Interest Income Recognized on Impaired Loans	1	0	1	2
Home Equity Loans [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	515	83	224	111
Interest Income Recognized on Impaired Loans	3	1	4	4
Other Consumer [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	354	117	231	120
Interest Income Recognized on Impaired Loans	$ 2	$ 2	$ 7	$ 6