Loans, Past Due (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	$ 10,779	$ 9,366
Accruing Loans 90 Days or More Past Due	15	4
Total Accruing Loans Past Due	10,794	9,370
Nonaccrual Loans	24,920	24,114
Current Loans	702,480	717,734
Total Loans	738,194	751,218	736,820
Commercial [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	709	581
Accruing Loans 90 Days or More Past Due	0	0
Total Accruing Loans Past Due	709	581
Nonaccrual Loans	1,976	1,646
Current Loans	41,294	45,880
Total Loans	43,979	48,107	52,906
Agricultural [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	86	81
Accruing Loans 90 Days or More Past Due	0	0
Total Accruing Loans Past Due	86	81
Nonaccrual Loans	51	0
Current Loans	12,517	10,585
Total Loans	12,654	10,666	7,856
Commercial Construction [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	441	140
Accruing Loans 90 Days or More Past Due	0	0
Total Accruing Loans Past Due	441	140
Nonaccrual Loans	7,824	8,222
Current Loans	46,343	44,377
Total Loans	54,608	52,739	52,094
Residential Construction [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	0	0
Accruing Loans 90 Days or More Past Due	0	0
Total Accruing Loans Past Due	0	0
Nonaccrual Loans	0	0
Current Loans	9,779	6,549
Total Loans	9,779	6,549	7,570
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	6,176	2,287
Accruing Loans 90 Days or More Past Due	0	0
Total Accruing Loans Past Due	6,176	2,287
Nonaccrual Loans	9,128	7,367
Current Loans	322,531	332,129
Total Loans	337,835	341,783	328,852
Residential Real Estate [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	2,941	5,274
Accruing Loans 90 Days or More Past Due	0	0
Total Accruing Loans Past Due	2,941	5,274
Nonaccrual Loans	3,814	4,933
Current Loans	195,404	196,051
Total Loans	202,159	206,258	204,658
Farmland [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	94	351
Accruing Loans 90 Days or More Past Due	0	0
Total Accruing Loans Past Due	94	351
Nonaccrual Loans	1,672	1,630
Current Loans	46,120	45,054
Total Loans	47,886	47,035	48,208
Consumer [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	332	454
Accruing Loans 90 Days or More Past Due	15	4
Total Accruing Loans Past Due	347	458
Nonaccrual Loans	252	307
Current Loans	23,094	24,911
Total Loans	23,693	25,676	28,379
Other [Member]
Financing Receivable, Recorded Investment, Aging [Abstract]
Accruing Loans 30 to 89 Days Past Dues	0	198
Accruing Loans 90 Days or More Past Due	0	0
Total Accruing Loans Past Due	0	198
Nonaccrual Loans	203	9
Current Loans	5,398	12,198
Total Loans	$ 5,601	$ 12,405	$ 6,297