Loan Quality (Troubled Debt Restructuring Loans) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014 contract		Sep. 30, 2013 contract	Dec. 31, 2013 contract
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts	18			18
Troubled Debt Restructurings: Recorded Investment	$ 16,520			$ 17,039
Troubled Debt Restructurings That Have Defaulted on Modified Terms YTD: Number of Contracts
Troubled Debt Restructurings That Have Defaulted on Modified Terms YTD: Recorded Investment
Troubled Debt Restructurings, New During Period, Number of Contracts	0		3
Pre-TDR Modification			10,533
After-TDR Modification			10,820
Troubled Debt Restructurings, New During Period, Recorded Investment			10,732
Performing [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment	15,057	[1]		14,943	[1]
Nonperforming [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment	1,463	[1]		2,096	[1]
Residential Real Estate - Construction [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts	1			1
Troubled Debt Restructurings: Recorded Investment	524			537
Troubled Debt Restructurings That Have Defaulted on Modified Terms YTD: Number of Contracts
Troubled Debt Restructurings That Have Defaulted on Modified Terms YTD: Recorded Investment
Residential Real Estate - Construction [Member] | Nonperforming [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment	524	[1]		537	[1]
Residential Real Estate 1-4 Family [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts	5			5
Troubled Debt Restructurings: Recorded Investment	598			625
Troubled Debt Restructurings That Have Defaulted on Modified Terms YTD: Number of Contracts
Troubled Debt Restructurings That Have Defaulted on Modified Terms YTD: Recorded Investment
Troubled Debt Restructurings, New During Period, Number of Contracts			1
Pre-TDR Modification			75
After-TDR Modification			75
Troubled Debt Restructurings, New During Period, Recorded Investment			73
Residential Real Estate 1-4 Family [Member] | Performing [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment	598	[1]		625	[1]
Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts	12			12
Troubled Debt Restructurings: Recorded Investment	15,398			15,877
Troubled Debt Restructurings That Have Defaulted on Modified Terms YTD: Number of Contracts
Troubled Debt Restructurings That Have Defaulted on Modified Terms YTD: Recorded Investment
Troubled Debt Restructurings, New During Period, Number of Contracts			2
Pre-TDR Modification			10,458
After-TDR Modification			10,745
Troubled Debt Restructurings, New During Period, Recorded Investment			10,659
Commercial Real Estate [Member] | Performing [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment	14,459	[1]		14,318	[1]
Commercial Real Estate [Member] | Nonperforming [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment	$ 939	[1]		$ 1,559	[1]

[1] The performing status is determined by the loan’s compliance with the modified terms.