Loans And Related Allowances For Loan Losses (Average Of Impaired Loans And Related Interest Income By Loan Portfolio Class) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Financing Receivable, Impaired [Line Items]
Average Investment	$ 32,519	$ 48,172
Interest income recognized on an accrual basis	206	327
Interest income recognized on a cash basis	13	48
Commercial real estate- non owner-occupied [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	1,189	5,274
Interest income recognized on an accrual basis	7	12
Interest income recognized on a cash basis	0	0
Commercial real estate- all other CRE [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	10,489	10,692
Interest income recognized on an accrual basis	41	89
Interest income recognized on a cash basis	1	46
Acquisition and development- 1-4 family residential construction [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	2,365	2,828
Interest income recognized on an accrual basis	14	24
Interest income recognized on a cash basis	0	0
Acquisition and development- All other A&D [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	8,677	21,350
Interest income recognized on an accrual basis	61	142
Interest income recognized on a cash basis	0	0
Commercial and industrial [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	2,226	3,432
Interest income recognized on an accrual basis	26	35
Interest income recognized on a cash basis	2	0
Residential mortgage- term [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	6,879	3,947
Interest income recognized on an accrual basis	54	19
Interest income recognized on a cash basis	9	2
Residential mortgage- home equity [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	683	573
Interest income recognized on an accrual basis	3	6
Interest income recognized on a cash basis	1	0
Consumer [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	11	76
Interest income recognized on an accrual basis	0	0
Interest income recognized on a cash basis	$ 0	$ 0

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Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 17

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5258-111524

+ Details

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- Definition

Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

+ Details

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- Definition

Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

+ Details

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