7. Allowance For Loan Losses (Summary Of Analysis Of Allowance For Loan Losses) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended		12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Beginning balance	$ 17,933	$ 17,712	$ 17,712
Total, Losses	9,290	6,272	8,817
Total Recoveries	896	378	538
Net losses	8,394	5,894	8,279
Provision for loan losses	3,500	6,002	8,500
Ending balance	13,039	17,820	17,933
Commercial Loan [Member]
Beginning balance	782
Total, Losses	205	355	1,273
Total Recoveries	7	7	13
Provision for loan losses	888
Ending balance	1,472		782
Owner Occupied [Member]
Beginning balance	1,387
Total, Losses	1,067	636	636
Total Recoveries	2	24	33
Provision for loan losses	1,071
Ending balance	1,393		1,387
Non Owner Occupied [Member]
Beginning balance	3,269
Total, Losses	9	436	806
Total Recoveries	633	20	31
Provision for loan losses	(3,716)
Ending balance	177		3,269
Land And Land Development [Member]
Beginning balance	5,220
Total, Losses	3,560	2,319	3,390
Total Recoveries	13	16	61
Provision for loan losses	2,780
Ending balance	4,453		5,220
Construction Loans [Member]
Beginning balance	138
Total, Losses	0	367	367
Total Recoveries	0	0	0
Provision for loan losses	95
Ending balance	233		138
Non Jumbo [Member]
Beginning balance	2,617
Total, Losses	494	1,257	1,372
Total Recoveries	106	51	81
Provision for loan losses	(66)
Ending balance	2,163		2,617
Jumbo [Member]
Beginning balance	3,942
Total, Losses	3,739	737	737
Total Recoveries	4	85	86
Provision for loan losses	2,636
Ending balance	2,843		3,942
Home Equity [Member]
Beginning balance	425
Total, Losses	77	5	5
Total Recoveries	4	60	61
Provision for loan losses	(162)
Ending balance	190		425
Consumer Portfolio Segment [Member]
Beginning balance	132
Total, Losses	55	91	136
Total Recoveries	53	53	95
Provision for loan losses	(43)
Ending balance	87		132
Unallocated Financing Receivables [Member]
Beginning balance	21
Total, Losses	84	69	95
Total Recoveries	74	62	77
Provision for loan losses	17
Ending balance	$ 28		$ 21