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Loans And Allowance For Loan Losses (Age Analysis Of Past Due Financing Receivables) (Details) - USD ($) $ in Thousands		Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		$ 5,496	$ 5,431
Current		464,573	429,697
Total loans	[1]	470,069	435,128
Recorded Investment > 90 Days & Accruing
Commercial Mortgages-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		2,063	1,422
Current		88,698	75,549
Total loans		90,761	76,971
Recorded Investment > 90 Days & Accruing
Commercial Mortgages-Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		140	717
Current		134,262	126,138
Total loans		134,402	126,855
Recorded Investment > 90 Days & Accruing
Commercial Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		256	367
Current		12,219	12,932
Total loans		12,475	13,299
Recorded Investment > 90 Days & Accruing
Consumer Unsecured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		9	33
Current		8,558	6,828
Total loans		8,567	6,861
Recorded Investment > 90 Days & Accruing
Consumer Secured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		832	394
Current		75,700	74,276
Total loans		76,532	74,670
Recorded Investment > 90 Days & Accruing
Residential Mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,763	1,523
Current		49,525	48,490
Total loans		51,288	50,013
Recorded Investment > 90 Days & Accruing
Residential Consumer Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		67	248
Current		7,892	9,438
Total loans		7,959	9,686
Recorded Investment > 90 Days & Accruing
30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		2,638	1,326
30 to 59 Days Past Due [Member] | Commercial Mortgages-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,136	425
30 to 59 Days Past Due [Member] | Commercial Mortgages-Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		140	189
30 to 59 Days Past Due [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
30 to 59 Days Past Due [Member] | Consumer Unsecured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		9	2
30 to 59 Days Past Due [Member] | Consumer Secured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		531	198
30 to 59 Days Past Due [Member] | Residential Mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		539	512
30 to 59 Days Past Due [Member] | Residential Consumer Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		539	1,441
60 to 89 Days Past Due [Member] | Commercial Mortgages-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		72	571
60 to 89 Days Past Due [Member] | Commercial Mortgages-Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due			90
60 to 89 Days Past Due [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
60 to 89 Days Past Due [Member] | Consumer Unsecured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
60 to 89 Days Past Due [Member] | Consumer Secured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		301	68
60 to 89 Days Past Due [Member] | Residential Mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		161	468
60 to 89 Days Past Due [Member] | Residential Consumer Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		2,319	2,664
Greater than 90 Days Past Due [Member] | Commercial Mortgages-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		855	426
Greater than 90 Days Past Due [Member] | Commercial Mortgages-Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due			438
Greater than 90 Days Past Due [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		256	367
Greater than 90 Days Past Due [Member] | Consumer Unsecured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due			31
Greater than 90 Days Past Due [Member] | Consumer Secured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due			128
Greater than 90 Days Past Due [Member] | Residential Mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,063	543
Greater than 90 Days Past Due [Member] | Residential Consumer Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		67	248
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		366	727
Current		87,719	76,046
Total loans		88,085	76,773
Recorded Investment > 90 Days & Accruing
Commercial [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		283
Commercial [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		5	244
Commercial [Member] | Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		78	483
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans		237,638	217,125
Residential Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans		59,247	59,699
Consumer [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans		$ 85,099	$ 81,531
[1] Includes net deferred loan costs of $182 and $263, respectively.

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- Definition

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5111-111524

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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 7A
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

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