Loans (Troubled Debt Restructurings) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 loan		Dec. 31, 2012 loan
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	15		18
Pre-Modification Recorded Investment	$ 17,834	[1]	$ 12,070	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	16,645	[1]	12,070	[1]
Commercial Mortgages [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	6		6
Pre-Modification Recorded Investment	15,974	[1]	9,525	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	14,785	[1]	9,525	[1]
Commercial Construction and Development [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	0		0
Pre-Modification Recorded Investment	0	[1]	0	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	0	[1]	0	[1]
Commercial Other [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	7		8
Pre-Modification Recorded Investment	1,198	[1]	1,889	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	1,198	[1]	1,889	[1]
Residential Mortgage [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	1		2
Pre-Modification Recorded Investment	570	[1]	651	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	570	[1]	651	[1]
Homeowner Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	0		0
Pre-Modification Recorded Investment	0	[1]	0	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	0	[1]	0	[1]
Home Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	1		0
Pre-Modification Recorded Investment	92	[1]	0	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	92	[1]	0	[1]
Home Equity Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	0		0
Pre-Modification Recorded Investment	0	[1]	0	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	0	[1]	0	[1]
Other Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans Modified as a Troubled Debt Restructuring	0		2
Pre-Modification Recorded Investment	0	[1]	5	[1]
Financing Receivable, Modifications, Post-Modification Recorded Investment	$ 0	[1]	$ 5	[1]

[1] The recorded investment in troubled debt restructurings consists of unpaid principal balance, net of charge-offs and unamortized deferred loan origination fees and costs, at the time of the restructuring. For accruing troubled debt restructurings the recorded investment also includes accrued interest.