Loans And Related Allowances For Loan Losses (Average of Impaired Loans and Related Interest Income by Loan Portfolio Class) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Financing Receivable, Impaired [Line Items]
Average Investment	$ 24,214	$ 29,319
Interest income recognized on an accrual basis	653	725
Interest income recognized on a cash basis	136	135
Commercial real estate- non owner-occupied [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	3,792	2,411
Interest income recognized on an accrual basis	144	71
Interest income recognized on a cash basis	0	0
Commercial real estate- all other CRE [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	8,688	9,088
Interest income recognized on an accrual basis	124	148
Interest income recognized on a cash basis	106	67
Acquisition and development- 1-4 family residential construction [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	736	1,510
Interest income recognized on an accrual basis	33	43
Interest income recognized on a cash basis	0	0
Other Acquired and Development Financing Receivable [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	5,008	7,639
Interest income recognized on an accrual basis	119	161
Interest income recognized on a cash basis	0	0
Commercial and industrial [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	1,392	2,024
Interest income recognized on an accrual basis	69	98
Interest income recognized on a cash basis	18	2
Residential mortgage- term [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	4,258	6,056
Interest income recognized on an accrual basis	164	200
Interest income recognized on a cash basis	10	62
Residential mortgage- home equity [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	334	581
Interest income recognized on an accrual basis	0	4
Interest income recognized on a cash basis	2	4
Consumer [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	6	10
Interest income recognized on an accrual basis	0	0
Interest income recognized on a cash basis	$ 0	$ 0

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- Definition

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=49124121&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=49124121&loc=d3e5258-111524

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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.

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+ References

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