Allowance For Loan Losses (Balance Of The Allowance Segregated By Segment And Class) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment	$ 659	$ 1,181
Collectively evaluated for impairment	15,749	15,322
Total	16,408	16,503	14,406
Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		24
Collectively evaluated for impairment	12,930	11,164
Asset Quality Rating - Special Mention [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		82
Collectively evaluated for impairment	490	971
Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment	284	499
Collectively evaluated for impairment	362	926
Asset Quality Rating - Doubtful [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment	374	212
Collectively evaluated for impairment		5
Asset Quality Rating - Loss [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		364
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	1,968	2,256
Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment	444	620
Collectively evaluated for impairment	5,864	6,163
Total	6,308	6,783	6,374
Commercial [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		19
Collectively evaluated for impairment	5,520	5,259
Commercial [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		20
Collectively evaluated for impairment	321	860
Commercial [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment	284	5
Collectively evaluated for impairment	23	44
Commercial [Member] | Asset Quality Rating - Doubtful [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment	160	212
Commercial [Member] | Asset Quality Rating - Loss [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		364
Real Estate Construction One-To- Four Family [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment	215
Collectively evaluated for impairment	814	468
Total	1,029	468	459
Real Estate Construction One-To- Four Family [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	711	468
Real Estate Construction One-To- Four Family [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	16
Real Estate Construction One-To- Four Family [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	88
Real Estate Construction One-To- Four Family [Member] | Asset Quality Rating - Doubtful [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment	214
Real Estate Construction Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		494
Collectively evaluated for impairment	326	675
Total	326	1,169	576
Real Estate Construction Other [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	326	258
Real Estate Construction Other [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		494
Collectively evaluated for impairment		417
Real Estate Term Owner Occupied [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	1,441	1,272
Total	1,441	1,272	1,029
Real Estate Term Owner Occupied [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	1,242	1,152
Real Estate Term Owner Occupied [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	51	33
Real Estate Term Owner Occupied [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	148	87
Real Estate Term Non-Owner Occupied [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		67
Collectively evaluated for impairment	4,065	2,908
Total	4,065	2,975	2,890
Real Estate Term Non-Owner Occupied [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	3,961	2,805
Real Estate Term Non-Owner Occupied [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		62
Collectively evaluated for impairment	34	53
Real Estate Term Non-Owner Occupied [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	70	54
Real Estate Term Non-Owner Occupied [Member] | Asset Quality Rating - Doubtful [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		1
Real Estate Term Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	539	788
Total	539	788	351
Real Estate Term Other [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		5
Collectively evaluated for impairment	539	520
Real Estate Term Other [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		5
Real Estate Term Other [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		254
Real Estate Term Other [Member] | Asset Quality Rating - Doubtful [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		4
Consumer Secured By 1st Deed Of Trust [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	344	374
Total	344	374	337
Consumer Secured By 1st Deed Of Trust [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	280	361
Consumer Secured By 1st Deed Of Trust [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	56	7
Consumer Secured By 1st Deed Of Trust [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	8	6
Consumer Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	388	418
Total	388	418	404
Consumer Other [Member] | Asset Quality Rating - Pass [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	351	341
Consumer Other [Member] | Asset Quality Rating - Special Mention [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	12	13
Consumer Other [Member] | Asset Quality Rating - Substandard [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	25	64
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	1,968	2,256
Total	1,968	2,256	1,986
Unallocated [Member] | Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment	$ 1,968	$ 2,256