Loans and Allowance for Loan Losses (Details 3) (USD $)	6 Months Ended		12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Beginning balance	$ 6,141,281	$ 7,400,000	$ 7,400,000
Charged-off loans	(2,461,000)		(2,869,000)
Recovery of charge-offs	1,115,000		1,180,000
Provision for (reallocation of) loan losses	300,000	0	430,000
Ending balance	5,094,740		6,141,281
Commercial Real Estate Mortgage [Member]
Beginning balance	2,549,000	3,557,000	3,557,000
Charged-off loans	(281,000)		(958,000)
Recovery of charge-offs	54,000		838,000
Provision for (reallocation of) loan losses	751,000		(888,000)
Ending balance	3,073,000		2,549,000
Consumer Real Estate Mortgage [Member]
Beginning balance	1,528,000	2,518,000	2,518,000
Charged-off loans	(640,000)		(1,022,000)
Recovery of charge-offs	218,000		36,000
Provision for (reallocation of) loan losses	(140,000)		(4,000)
Ending balance	1,246,000		1,528,000
Construction and Land Development [Member]
Beginning balance	1,241,000	827,000	827,000
Charged-off loans	(1,180,000)		(782,000)
Recovery of charge-offs	775,000		145,000
Provision for (reallocation of) loan losses	(511,000)		1,051,000
Ending balance	325,000		1,241,000
Commercial and Industrial Loans [Member]
Beginning balance	809,000	482,000	482,000
Charged-off loans	(341,000)		(74,000)
Recovery of charge-offs	66,000		144,000
Provision for (reallocation of) loan losses	(96,000)		257,000
Ending balance	438,000		809,000
Consumer and Other Loans [Member]
Beginning balance	14,000	16,000	16,000
Charged-off loans	(19,000)		(33,000)
Recovery of charge-offs	2,000		17,000
Provision for (reallocation of) loan losses	16,000		14,000
Ending balance	$ 13,000		$ 14,000