Allowance for Loan Losses (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014		Dec. 31, 2013
Allowance for loan losses [Roll Forward]
Beginning balance	$ 13,320		$ 14,311
Charge-offs	(1,389)		(1,381)
Recoveries	409		281
Provision	888		109
Ending balance	13,228		13,320
Ending allowance balance attributable to loans:
Individually evaluated for impairment	4,258		4,655
Collectively evaluated for impairment	8,970		8,665
Total ending allowance balance	13,228		13,320
Loans:
Individually evaluated for impairment	25,175		24,696
Collectively evaluated for impairment	706,289		703,784
Total Loans	731,464	[1]	728,480	[1]
Real Estate Construction [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	847		1,258
Charge-offs	(90)		(394)
Recoveries	151		68
Provision	744		(85)
Ending balance	1,652		847
Ending allowance balance attributable to loans:
Individually evaluated for impairment	1,300		486
Collectively evaluated for impairment	352		361
Total ending allowance balance	1,652		847
Loans:
Individually evaluated for impairment	7,819		2,636
Collectively evaluated for impairment	27,158		33,389
Total Loans	34,977		36,025
Real Estate Loans Secured by Farmland [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	166		135
Charge-offs	0		0
Recoveries	0		0
Provision	13		31
Ending balance	179		166
Ending allowance balance attributable to loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	179		166
Total ending allowance balance	179		166
Loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	17,738		16,578
Total Loans	17,738		16,578
Real Estate Loans Secured by 1 - 4 Family Residential [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	6,734		6,276
Charge-offs	(588)		(785)
Recoveries	108		140
Provision	(175)		1,103
Ending balance	6,079		6,734
Ending allowance balance attributable to loans:
Individually evaluated for impairment	2,401		3,045
Collectively evaluated for impairment	3,678		3,689
Total ending allowance balance	6,079		6,734
Loans:
Individually evaluated for impairment	8,790		10,411
Collectively evaluated for impairment	265,776		262,973
Total Loans	274,566		273,384
Other Real Estate Loans [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	3,506		4,348
Charge-offs	(684)		(97)
Recoveries	104		37
Provision	423		(782)
Ending balance	3,349		3,506
Ending allowance balance attributable to loans:
Individually evaluated for impairment	305		812
Collectively evaluated for impairment	3,044		2,694
Total ending allowance balance	3,349		3,506
Loans:
Individually evaluated for impairment	6,156		9,142
Collectively evaluated for impairment	259,837		251,191
Total Loans	265,993		260,333
Commercial [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	1,890		2,098
Charge-offs	(13)		(75)
Recoveries	4		9
Provision	(90)		(142)
Ending balance	1,791		1,890
Ending allowance balance attributable to loans:
Individually evaluated for impairment	215		275
Collectively evaluated for impairment	1,576		1,615
Total ending allowance balance	1,791		1,890
Loans:
Individually evaluated for impairment	2,373		2,470
Collectively evaluated for impairment	123,022		127,084
Total Loans	125,395		129,554
Consumer [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	177		196
Charge-offs	(14)		(30)
Recoveries	42		27
Provision	(27)		(16)
Ending balance	178		177
Ending allowance balance attributable to loans:
Individually evaluated for impairment	37		37
Collectively evaluated for impairment	141		140
Total ending allowance balance	178		177
Loans:
Individually evaluated for impairment	37		37
Collectively evaluated for impairment	12,758		12,569
Total Loans	$ 12,795		$ 12,606

[1] Gross loan balances at March 31, 2014 and December 31, 2013 are net of deferred loan costs of $2.2 million and $2.4 million, respectively.