Loans, Allowance For Loan Losses And OREO (Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
Sep. 30, 2012	Dec. 31, 2011
Financing Receivable, Impaired [Line Items]
Totals: Recorded Investment	$ 20,723	$ 25,344
Totals: Unpaid Principal Balance	22,410	28,632
Totals: Related Allowance	1,748	1,983
Totals: Average Recorded Investment	23,036	31,960
Totals: Interest Income Recognized	707	1,068
Commercial Loan [Member]
Financing Receivable, Impaired [Line Items]
With No Related Allowance Recorded: Recorded Investment	2,279	3,357
With No Related Allowance Recorded: Unpaid Principal Balance	2,538	3,570
With No Related Allowance Recorded: Related Allowance
With No Related Allowance Recorded: Average Recorded Investment	2,818	8,978
With No Related Allowance Recorded: Interest Income Recognized while impaired	11	118
With An Allowance Recorded: Recorded Investment	1,376	2,968
With An Allowance Recorded: Unpaid Principal Balance	1,377	3,052
With An Allowance Recorded: Related Allowance	421	440
With An Allowance Recorded: Average Recorded Investment	2,172	2,170
With An Allowance Recorded: Interest Income Recognized	54	106
Totals: Recorded Investment	3,655	6,325
Totals: Unpaid Principal Balance	3,915	6,622
Totals: Related Allowance	421	440
Totals: Average Recorded Investment	4,990	11,147
Totals: Interest Income Recognized	65	224
Commercial Mortgages-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
With No Related Allowance Recorded: Recorded Investment	2,703	2,211
With No Related Allowance Recorded: Unpaid Principal Balance	2,801	3,108
With No Related Allowance Recorded: Related Allowance
With No Related Allowance Recorded: Average Recorded Investment	2,457	2,457
With No Related Allowance Recorded: Interest Income Recognized while impaired	143	124
With An Allowance Recorded: Recorded Investment	1,605	2,516
With An Allowance Recorded: Unpaid Principal Balance	1,851	2,686
With An Allowance Recorded: Related Allowance	468	555
With An Allowance Recorded: Average Recorded Investment	2,061	3,815
With An Allowance Recorded: Interest Income Recognized	81	137
Totals: Recorded Investment	4,308	4,727
Totals: Unpaid Principal Balance	4,652	5,794
Totals: Related Allowance	468	555
Totals: Average Recorded Investment	4,518	6,272
Totals: Interest Income Recognized	224	261
Commercial Mortgages-Non-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
With No Related Allowance Recorded: Recorded Investment	5,261	4,880
With No Related Allowance Recorded: Unpaid Principal Balance	5,456	5,170
With No Related Allowance Recorded: Related Allowance
With No Related Allowance Recorded: Average Recorded Investment	5,071	5,418
With No Related Allowance Recorded: Interest Income Recognized while impaired	172	227
With An Allowance Recorded: Recorded Investment	754	2,590
With An Allowance Recorded: Unpaid Principal Balance	754	3,129
With An Allowance Recorded: Related Allowance	87	228
With An Allowance Recorded: Average Recorded Investment	1,672	1,858
With An Allowance Recorded: Interest Income Recognized	25	117
Totals: Recorded Investment	6,015	7,470
Totals: Unpaid Principal Balance	6,210	8,299
Totals: Related Allowance	87	228
Totals: Average Recorded Investment	6,743	7,275
Totals: Interest Income Recognized	197	344
Commercial Construction [Member]
Financing Receivable, Impaired [Line Items]
With No Related Allowance Recorded: Recorded Investment	950	1,103
With No Related Allowance Recorded: Unpaid Principal Balance	950	1,103
With No Related Allowance Recorded: Related Allowance
With No Related Allowance Recorded: Average Recorded Investment	1,027	984
With No Related Allowance Recorded: Interest Income Recognized while impaired	38	38
With An Allowance Recorded: Recorded Investment	1,274	1,700
With An Allowance Recorded: Unpaid Principal Balance	1,546	1,964
With An Allowance Recorded: Related Allowance	144	275
With An Allowance Recorded: Average Recorded Investment	1,487	2,454
With An Allowance Recorded: Interest Income Recognized	8	42
Totals: Recorded Investment	2,224	2,803
Totals: Unpaid Principal Balance	2,496	3,067
Totals: Related Allowance	144	275
Totals: Average Recorded Investment	2,514	3,438
Totals: Interest Income Recognized	46	80
Consumer Unsecured [Member]
Financing Receivable, Impaired [Line Items]
With No Related Allowance Recorded: Related Allowance
With An Allowance Recorded: Recorded Investment	1
With An Allowance Recorded: Unpaid Principal Balance	1
With An Allowance Recorded: Related Allowance	1
With An Allowance Recorded: Average Recorded Investment	1	286
Totals: Recorded Investment	1
Totals: Unpaid Principal Balance	1
Totals: Related Allowance	1
Totals: Average Recorded Investment	1	286
Consumer Secured [Member]
Financing Receivable, Impaired [Line Items]
With No Related Allowance Recorded: Recorded Investment	652	293
With No Related Allowance Recorded: Unpaid Principal Balance	713	642
With No Related Allowance Recorded: Related Allowance
With No Related Allowance Recorded: Average Recorded Investment	473	330
With No Related Allowance Recorded: Interest Income Recognized while impaired	37	6
With An Allowance Recorded: Recorded Investment	564	942
With An Allowance Recorded: Unpaid Principal Balance	741	1,021
With An Allowance Recorded: Related Allowance	426	357
With An Allowance Recorded: Average Recorded Investment	753	699
With An Allowance Recorded: Interest Income Recognized	18	49
Totals: Recorded Investment	1,216	1,235
Totals: Unpaid Principal Balance	1,454	1,663
Totals: Related Allowance	426	357
Totals: Average Recorded Investment	1,226	1,029
Totals: Interest Income Recognized	55	55
Residential Mortgages [Member]
Financing Receivable, Impaired [Line Items]
With No Related Allowance Recorded: Recorded Investment	1,968	862
With No Related Allowance Recorded: Unpaid Principal Balance	1,999	1,007
With No Related Allowance Recorded: Related Allowance
With No Related Allowance Recorded: Average Recorded Investment	1,415	633
With No Related Allowance Recorded: Interest Income Recognized while impaired	86	15
With An Allowance Recorded: Recorded Investment	1,336	1,922
With An Allowance Recorded: Unpaid Principal Balance	1,683	2,180
With An Allowance Recorded: Related Allowance	201	128
With An Allowance Recorded: Average Recorded Investment	1,629	1,847
With An Allowance Recorded: Interest Income Recognized	34	89
Totals: Recorded Investment	3,304	2,784
Totals: Unpaid Principal Balance	3,682	3,187
Totals: Related Allowance	201	128
Totals: Average Recorded Investment	3,044	2,480
Totals: Interest Income Recognized	120	104
Residential Consumer Construction [Member]
Financing Receivable, Impaired [Line Items]
With No Related Allowance Recorded: Related Allowance
With No Related Allowance Recorded: Average Recorded Investment		33
With An Allowance Recorded: Related Allowance
Totals: Related Allowance
Totals: Average Recorded Investment		$ 33

Impaired Financing Receivable With No Related Allowance Related Allowance

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Impaired Financing Receivable With Related Allowance Related Allowance

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No definition available.

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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=7512638&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=7512638&loc=d3e5258-111524

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+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953550-111524

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Amount of allowance for credit losses related to recorded investment.

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