Loans (Schedule Of Contractual Aging Of Recorded Investment In Past Due Loans By Class) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	$ 4,400	$ 14,166
Past Due, 60-89 days	3,341	4,380
Past Due, > 90 days	31,761	38,761
Past Due, Total	39,503	57,307
Current	915,598	925,921
Recorded Investment > 90 days and Accruing		344
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	225	904
Past Due, 60-89 days	5	324
Past Due, > 90 days	2,294	2,544
Past Due, Total	2,524	3,772
Current	83,305	95,252
Recorded Investment > 90 days and Accruing
Owner-Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	57	4,241
Past Due, 60-89 days		197
Past Due, > 90 days	1,023	664
Past Due, Total	1,080	5,102
Current	153,172	153,652
Recorded Investment > 90 days and Accruing
Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	182	1,566
Past Due, 60-89 days	193	1,752
Past Due, > 90 days	908	1,705
Past Due, Total	1,283	5,023
Current	274,799	265,203
Recorded Investment > 90 days and Accruing
Land And Land Development [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days		1,539
Past Due, 60-89 days		116
Past Due, > 90 days	11,795	16,392
Past Due, Total	11,795	18,047
Current	67,540	74,988
Recorded Investment > 90 days and Accruing		344
Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days		106
Past Due, 60-89 days
Past Due, > 90 days	153	979
Past Due, Total	153	1,085
Current	3,619	1,851
Recorded Investment > 90 days and Accruing
Non-Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	3,344	4,730
Past Due, 60-89 days	2,616	1,624
Past Due, > 90 days	2,797	2,336
Past Due, Total	8,757	8,690
Current	207,957	213,043
Recorded Investment > 90 days and Accruing
Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days		699
Past Due, 60-89 days
Past Due, > 90 days	12,564	13,965
Past Due, Total	12,565	14,664
Current	49,002	46,871
Recorded Investment > 90 days and Accruing
Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	337
Past Due, 60-89 days	448	223
Past Due, > 90 days	179	91
Past Due, Total	964	314
Current	52,299	50,584
Recorded Investment > 90 days and Accruing
Consumer [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days	255	381
Past Due, 60-89 days	79	144
Past Due, > 90 days	48	85
Past Due, Total	382	610
Current	20,204	21,715
Recorded Investment > 90 days and Accruing
Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due, 30-59 days
Past Due, 60-89 days
Past Due, > 90 days
Past Due, Total
Current	3,701	2,762
Recorded Investment > 90 days and Accruing