Allowance For Loan Losses (Summary Of Net Unearned Income) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	$ 17,712	$ 17,224	$ 17,000
Charge-offs	8,817	9,943	22,113
Recoveries	538	431	987
Provision	8,500	10,000	21,350
Ending balance	17,933	17,712	17,224
Allowance related to: Loans individually evaluated for impairment	7,097	4,745
Allowance related to: Loans collectively evaluated for impairment	10,836	12,967
Loans individually evaluated for impairment	95,232	79,056
Loans collectively evaluated for impairment	859,869	904,172
Total, Loans	955,101	983,228
Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	770	323
Charge-offs	1,273	506	601
Recoveries	13	35	39
Provision	1,272	918
Ending balance	782	770	323
Allowance related to: Loans individually evaluated for impairment	85	247
Allowance related to: Loans collectively evaluated for impairment	697	523
Loans individually evaluated for impairment	10,941	2,969
Loans collectively evaluated for impairment	74,888	96,055
Total, Loans	85,829	99,024
Owner-Occupied [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	1,335	1,108
Charge-offs	636	508	2,266
Recoveries	33	37	5
Provision	655	698
Ending balance	1,387	1,335	1,108
Allowance related to: Loans individually evaluated for impairment	461	464
Allowance related to: Loans collectively evaluated for impairment	926	871
Loans individually evaluated for impairment	16,714	12,278
Loans collectively evaluated for impairment	137,538	146,476
Total, Loans	154,252	158,754
Non-Owner Occupied [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	3,283	2,941
Charge-offs	806	78	6,974
Recoveries	31	55	268
Provision	761	365
Ending balance	3,269	3,283	2,941
Allowance related to: Loans individually evaluated for impairment	286	456
Allowance related to: Loans collectively evaluated for impairment	2,983	2,827
Loans individually evaluated for impairment	9,468	9,790
Loans collectively evaluated for impairment	266,614	260,436
Total, Loans	276,082	270,226
Land And Land Development [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	7,262	7,902
Charge-offs	3,390	3,568	6,974
Recoveries	61	43	330
Provision	1,287	2,885
Ending balance	5,220	7,262	7,902
Allowance related to: Loans individually evaluated for impairment	2,611	2,901
Allowance related to: Loans collectively evaluated for impairment	2,609	4,361
Loans individually evaluated for impairment	29,963	29,862
Loans collectively evaluated for impairment	49,372	63,173
Total, Loans	79,335	93,035
Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	120	322
Charge-offs	367		963
Recoveries			1
Provision	385	(202)
Ending balance	138	120	322
Allowance related to: Loans individually evaluated for impairment		29
Allowance related to: Loans collectively evaluated for impairment	138	91
Loans individually evaluated for impairment		735
Loans collectively evaluated for impairment	3,772	2,201
Total, Loans	3,772	2,936
Non-Jumbo [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	2,587	2,419
Charge-offs	1,372	3,178	2,052
Recoveries	81	83	51
Provision	1,321	3,263
Ending balance	2,617	2,587	2,419
Allowance related to: Loans individually evaluated for impairment	394	209
Allowance related to: Loans collectively evaluated for impairment	2,223	2,378
Loans individually evaluated for impairment	6,318	4,860
Loans collectively evaluated for impairment	210,396	216,873
Total, Loans	216,714	221,733
Jumbo [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	1,331	1,316
Charge-offs	737	1,511	973
Recoveries	86	14	15
Provision	3,262	1,512
Ending balance	3,942	1,331	1,316
Allowance related to: Loans individually evaluated for impairment	3,216	275
Allowance related to: Loans collectively evaluated for impairment	726	1,056
Loans individually evaluated for impairment	21,543	18,147
Loans collectively evaluated for impairment	40,024	43,388
Total, Loans	61,567	61,535
Home Equity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	830	599
Charge-offs	5	346	798
Recoveries	61	1	84
Provision	(461)	576
Ending balance	425	830	599
Allowance related to: Loans individually evaluated for impairment	28	162
Allowance related to: Loans collectively evaluated for impairment	397	668
Loans individually evaluated for impairment	219	407
Loans collectively evaluated for impairment	53,044	50,491
Total, Loans	53,263	50,898
Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	161	263
Charge-offs	136	162	321
Recoveries	95	112	162
Provision	12	(52)
Ending balance	132	161	263
Allowance related to: Loans individually evaluated for impairment	16	2
Allowance related to: Loans collectively evaluated for impairment	116	159
Loans individually evaluated for impairment	66	8
Loans collectively evaluated for impairment	20,520	22,317
Total, Loans	20,586	22,325
Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	33	31
Charge-offs	95	86	191
Recoveries	77	51	32
Provision	6	37
Ending balance	21	33	31
Allowance related to: Loans collectively evaluated for impairment	21	33
Loans collectively evaluated for impairment	3,701	2,762
Total, Loans	$ 3,701	$ 2,762