Loans (Summary Of Age Analysis Of Past Due Loans Receivable) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Loans [Line Items]
Loans 30-59 Days Past Due	$ 10,080	$ 16,370
Loans 60-89 Days Past Due	1,162	3,625
Loans 90 or More Days Past Due	15,605	10,702
Total Past Due Loans	26,847	30,697
Current Loans	455,899	462,326
Total loans	482,746	493,023
Accruing Loans 90 or More Days Past Due		1
Commercial [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	65	135
Loans 60-89 Days Past Due	36	14
Loans 90 or More Days Past Due	943	902
Total Past Due Loans	1,044	1,051
Current Loans	21,475	23,904
Total loans	22,519	24,955
Agriculture [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	8	26
Loans 60-89 Days Past Due	21	20
Loans 90 or More Days Past Due	12	13
Total Past Due Loans	41	59
Current Loans	3,619	3,659
Total loans	3,660	3,718
Consumer Installment Loans [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	88	241
Loans 60-89 Days Past Due	4	48
Loans 90 or More Days Past Due	32	8
Total Past Due Loans	124	297
Current Loans	25,168	25,758
Total loans	25,292	26,055
All Other Loans [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	8	11
Loans 60-89 Days Past Due	3	7
Loans 90 or More Days Past Due		1
Total Past Due Loans	11	19
Current Loans	116	120
Total loans	127	139
Accruing Loans 90 or More Days Past Due		1
Real Estate [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	9,911	15,957
Loans 60-89 Days Past Due	1,098	3,536
Loans 90 or More Days Past Due	14,618	9,778
Total Past Due Loans	25,627	29,271
Current Loans	405,521	408,885
Total loans	431,148	438,156
Real Estate [Member] | Commercial [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	2,185	7,192
Loans 60-89 Days Past Due	231	1,713
Loans 90 or More Days Past Due	8,493	4,174
Total Past Due Loans	10,909	13,079
Current Loans	114,089	113,095
Total loans	124,998	126,174
Real Estate [Member] | Construction And Land Development [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	331	505
Loans 60-89 Days Past Due		183
Loans 90 or More Days Past Due	312	347
Total Past Due Loans	643	1,035
Current Loans	16,813	21,386
Total loans	17,456	22,421
Real Estate [Member] | Residential 1-4 Family [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	5,729	6,391
Loans 60-89 Days Past Due	867	1,067
Loans 90 or More Days Past Due	1,693	1,271
Total Past Due Loans	8,289	8,729
Current Loans	241,760	240,458
Total loans	250,049	249,187
Real Estate [Member] | Multifamily [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	200
Loans 60-89 Days Past Due		436
Loans 90 or More Days Past Due	171
Total Past Due Loans	371	436
Current Loans	10,635	11,046
Total loans	11,006	11,482
Real Estate [Member] | Farmland [Member]
Loans [Line Items]
Loans 30-59 Days Past Due	1,466	1,869
Loans 60-89 Days Past Due		137
Loans 90 or More Days Past Due	3,949	3,986
Total Past Due Loans	5,415	5,992
Current Loans	22,224	22,900
Total loans	$ 27,639	$ 28,892