Loans (Loan Portfolio Segmented By Risk Class) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Financing Receivable, Recorded Investment [Line Items]
Subtotal	$ 725,070	$ 707,644
Less: Unearned origination fee, net of origination costs	(3,461)	(3,431)
Total	721,609	704,213
Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	698,095	682,430
Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	17,949	13,398
Asset Quality Rating - Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	8,423	11,607
Asset Quality Rating - Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	14	189
Asset Quality Rating - Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	589	20
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	289,389	273,432
Commercial [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	281,060	265,562
Commercial [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	6,681	6,064
Commercial [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	1,450	1,597
Commercial [Member] | Asset Quality Rating - Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	14	189
Commercial [Member] | Asset Quality Rating - Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	184	20
Real Estate Construction One-To- Four Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	30,284	32,573
Real Estate Construction One-To- Four Family [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	25,437	28,780
Real Estate Construction One-To- Four Family [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	2,342	1,282
Real Estate Construction One-To- Four Family [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	2,505	2,511
Real Estate Construction Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	22,511	21,061
Real Estate Construction Other [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	20,763	21,061
Real Estate Construction Other [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	1,748
Real Estate Term Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	76,854	78,107
Real Estate Term Owner Occupied [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	72,265	73,985
Real Estate Term Owner Occupied [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	3,897	2,522
Real Estate Term Owner Occupied [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	287	1,600
Real Estate Term Owner Occupied [Member] | Asset Quality Rating - Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	405
Real Estate Term Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	239,377	234,643
Real Estate Term Non-Owner Occupied [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	234,815	230,010
Real Estate Term Non-Owner Occupied [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	2,504	2,546
Real Estate Term Non-Owner Occupied [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	2,058	2,087
Real Estate Term Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	31,626	31,809
Real Estate Term Other [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	30,021	28,304
Real Estate Term Other [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal		126
Real Estate Term Other [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	1,605	3,379
Consumer Secured By 1st Deed Of Trust [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	17,036	17,714
Consumer Secured By 1st Deed Of Trust [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	16,332	16,911
Consumer Secured By 1st Deed Of Trust [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	501	620
Consumer Secured By 1st Deed Of Trust [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	203	183
Consumer Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	17,993	18,305
Consumer Other [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	17,402	17,817
Consumer Other [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	276	238
Consumer Other [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Subtotal	$ 315	$ 250