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Loans and Allowance for loan losses (Age Analysis Of Past Due Financing Receivables) (Details) - USD ($) $ in Thousands		Dec. 31, 2015	Dec. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
30 - 59 Days Past Due		$ 1,326	$ 980
60 - 89 Days Past Due		1,441	128
Greater than 90 Days		2,664	3,232
Total Past Due		5,431	4,340
Current		429,697	395,023
Total loans	[1]	$ 435,128	$ 399,363
Recorded Investment > 90 Days & Accruing
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30 - 59 Days Past Due			$ 21
60 - 89 Days Past Due		$ 244	80
Greater than 90 Days		483	1,965
Total Past Due		727	2,066
Current		76,046	61,193
Total loans		$ 76,773	$ 63,259
Recorded Investment > 90 Days & Accruing
Commercial Mortgages-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30 - 59 Days Past Due		$ 425	$ 192
60 - 89 Days Past Due		571
Greater than 90 Days		426	212
Total Past Due		1,422	404
Current		75,549	77,304
Total loans		$ 76,971	$ 77,708
Recorded Investment > 90 Days & Accruing
Commercial Mortgages-Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30 - 59 Days Past Due		$ 189	$ 86
60 - 89 Days Past Due		90
Greater than 90 Days		438	70
Total Past Due		717	156
Current		126,138	119,019
Total loans		$ 126,855	$ 119,175
Recorded Investment > 90 Days & Accruing
Commercial Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater than 90 Days		$ 367	$ 460
Total Past Due		367	460
Current		12,932	9,919
Total loans		$ 13,299	$ 10,379
Recorded Investment > 90 Days & Accruing
Consumer Unsecured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30 - 59 Days Past Due		$ 2	$ 11
Greater than 90 Days		31
Total Past Due		33	11
Current		6,828	5,749
Total loans		$ 6,861	$ 5,760
Recorded Investment > 90 Days & Accruing
Consumer Secured [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30 - 59 Days Past Due		$ 198	$ 15
60 - 89 Days Past Due		68
Greater than 90 Days		128
Total Past Due		394	15
Current		74,276	70,605
Total loans		$ 74,670	$ 70,620
Recorded Investment > 90 Days & Accruing
Residential Mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30 - 59 Days Past Due		$ 512	$ 626
60 - 89 Days Past Due		468	48
Greater than 90 Days		543	525
Total Past Due		1,523	1,199
Current		48,490	43,745
Total loans		$ 50,013	$ 44,944
Recorded Investment > 90 Days & Accruing
Residential Consumer Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30 - 59 Days Past Due			$ 29
Greater than 90 Days		$ 248
Total Past Due		248	29
Current		9,438	7,489
Total loans		$ 9,686	$ 7,518
Recorded Investment > 90 Days & Accruing
[1] Includes net deferred loan costs of $263 and $330, respectively.

X

- Definition

Financing receivables that are less than 60 days past due but more than 29 days past due.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953401-111524

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+ References

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Topic 310
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+ References

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-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953401-111524

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+ References

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-Publisher FASB
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+ References

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