7. Allowance For Loan Losses (Summary Of Net Unearned Income) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended		12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Beginning balance	$ 17,933	$ 17,712	$ 17,712
Charge-offs	6,465	4,129	8,817
Recoveries	154	305	538
Provision	2,500	4,002	8,500
Ending balance	14,122	17,890	17,933
Allowance related to: Loans individually evaluated for impairment	4,528
Allowance related to: Loans collectively evaluated for impairment	9,594
Loans individually evaluated for impairment	81,208
Loans collectively evaluated for impairment	858,893
Total, Loans	940,101
Land And Land Development [Member]
Beginning balance	5,220
Charge-offs	2,166	1,715	3,390
Recoveries	9	14	61
Provision	1,257
Ending balance	4,320		5,220
Allowance related to: Loans individually evaluated for impairment	1,843
Allowance related to: Loans collectively evaluated for impairment	2,477
Loans individually evaluated for impairment	27,364
Loans collectively evaluated for impairment	46,063
Total, Loans	73,427
Construction Loans [Member]
Beginning balance	138
Charge-offs		368	367
Recoveries
Provision	22
Ending balance	160		138
Allowance related to: Loans individually evaluated for impairment
Allowance related to: Loans collectively evaluated for impairment	160
Loans individually evaluated for impairment
Loans collectively evaluated for impairment	7,634
Total, Loans	7,634
Commercial Loan [Member]
Beginning balance	782
Charge-offs	54	126	1,273
Recoveries	4	4	13
Provision	339
Ending balance	1,071		782
Allowance related to: Loans individually evaluated for impairment	387
Allowance related to: Loans collectively evaluated for impairment	684
Loans individually evaluated for impairment	7,987
Loans collectively evaluated for impairment	70,976
Total, Loans	78,963
Owner Occupied [Member]
Beginning balance	1,387
Charge-offs	66	636	636
Recoveries	2	24	33
Provision	334
Ending balance	1,657		1,387
Allowance related to: Loans individually evaluated for impairment	741
Allowance related to: Loans collectively evaluated for impairment	916
Loans individually evaluated for impairment	14,731
Loans collectively evaluated for impairment	134,929
Total, Loans	149,660
Non Owner Occupied [Member]
Beginning balance	3,269
Charge-offs	9	457	806
Recoveries		13	31
Provision	(1,727)
Ending balance	1,533		3,269
Allowance related to: Loans individually evaluated for impairment	165
Allowance related to: Loans collectively evaluated for impairment	1,368
Loans individually evaluated for impairment	6,814
Loans collectively evaluated for impairment	270,959
Total, Loans	277,773
Non Jumbo [Member]
Beginning balance	2,617
Charge-offs	384	480	1,372
Recoveries	43	32	81
Provision	(95)
Ending balance	2,181		2,617
Allowance related to: Loans individually evaluated for impairment	308
Allowance related to: Loans collectively evaluated for impairment	1,873
Loans individually evaluated for impairment	6,213
Loans collectively evaluated for impairment	210,546
Total, Loans	216,759
Jumbo [Member]
Beginning balance	3,942
Charge-offs	3,625	237	737
Recoveries	3	84	86
Provision	2,498
Ending balance	2,818		3,942
Allowance related to: Loans individually evaluated for impairment	1,043
Allowance related to: Loans collectively evaluated for impairment	1,775
Loans individually evaluated for impairment	17,824
Loans collectively evaluated for impairment	40,743
Total, Loans	58,567
Home Equity [Member]
Beginning balance	425
Charge-offs	76	4	5
Recoveries	1	60	61
Provision	(77)
Ending balance	273		425
Allowance related to: Loans individually evaluated for impairment	28
Allowance related to: Loans collectively evaluated for impairment	245
Loans individually evaluated for impairment	213
Loans collectively evaluated for impairment	53,561
Total, Loans	53,774
Consumer Portfolio Segment [Member]
Beginning balance	132
Charge-offs	34	65	136
Recoveries	37	34	95
Provision	(42)
Ending balance	93		132
Allowance related to: Loans individually evaluated for impairment	13
Allowance related to: Loans collectively evaluated for impairment	80
Loans individually evaluated for impairment	62
Loans collectively evaluated for impairment	20,085
Total, Loans	20,147
Unallocated Financing Receivables [Member]
Beginning balance	21
Charge-offs	51	41	95
Recoveries	55	40	77
Provision	(9)
Ending balance	16		21
Allowance related to: Loans individually evaluated for impairment
Allowance related to: Loans collectively evaluated for impairment	16
Loans individually evaluated for impairment
Loans collectively evaluated for impairment	3,397
Total, Loans	$ 3,397