Loans (Impaired Loans Interest Income Recognized) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	$ 29,552	$ 21,431	$ 30,575	$ 21,667
Interest Income Recognized on Impaired Loans	214	144	404	261
Commercial Mortgages [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	13,677	14,556	14,208	14,748
Interest Income Recognized on Impaired Loans	87	76	180	155
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	3,290	3,077	3,545	3,057
Interest Income Recognized on Impaired Loans	10	41	21	60
Residential Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	10,903	3,251	10,986	3,354
Interest Income Recognized on Impaired Loans	98	24	167	40
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	315	278	493	263
Interest Income Recognized on Impaired Loans	6	0	8	0
Home Equity Loans [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	1,216	78	1,195	76
Interest Income Recognized on Impaired Loans	11	1	24	1
Other Consumer [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment of Impaired Loans	151	191	148	169
Interest Income Recognized on Impaired Loans	$ 2	$ 2	$ 4	$ 5