Loans And Related Allowances For Loan Losses (Modification of Troubled Debt Restructuring By Class) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014 loan	Mar. 31, 2013 loan
Temporary Rate Modification [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	1
Recorded Investment	$ 90	$ 172
Temporary Rate Modification [Member] \| Commercial real estate- non owner-occupied [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Temporary Rate Modification [Member] \| Commercial real estate- all other CRE [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Temporary Rate Modification [Member] \| Acquisition and development- 1-4 family residential construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Temporary Rate Modification [Member] \| Acquisition and development- All other A&D [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Temporary Rate Modification [Member] \| Commercial and industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Temporary Rate Modification [Member] \| Residential mortgage- term [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	1
Recorded Investment	90	172
Temporary Rate Modification [Member] \| Residential mortgage- home equity [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Temporary Rate Modification [Member] \| Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Extension Of Maturity [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	2	4
Recorded Investment	277	520
Extension Of Maturity [Member] \| Commercial real estate- non owner-occupied [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	2	2
Recorded Investment	277	268
Extension Of Maturity [Member] \| Commercial real estate- all other CRE [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Extension Of Maturity [Member] \| Acquisition and development- 1-4 family residential construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Extension Of Maturity [Member] \| Acquisition and development- All other A&D [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	2
Recorded Investment	0	252
Extension Of Maturity [Member] \| Commercial and industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Extension Of Maturity [Member] \| Residential mortgage- term [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Extension Of Maturity [Member] \| Residential mortgage- home equity [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Extension Of Maturity [Member] \| Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Modification Of Payment And Other Terms [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	0
Recorded Investment	454	0
Modification Of Payment And Other Terms [Member] \| Commercial real estate- non owner-occupied [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Modification Of Payment And Other Terms [Member] \| Commercial real estate- all other CRE [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	0
Recorded Investment	454	0
Modification Of Payment And Other Terms [Member] \| Acquisition and development- 1-4 family residential construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Modification Of Payment And Other Terms [Member] \| Acquisition and development- All other A&D [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Modification Of Payment And Other Terms [Member] \| Commercial and industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Modification Of Payment And Other Terms [Member] \| Residential mortgage- term [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Modification Of Payment And Other Terms [Member] \| Residential mortgage- home equity [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	0	0
Modification Of Payment And Other Terms [Member] \| Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0
Recorded Investment	$ 0	$ 0