Investment Securities - Schedule of Securities Held to Maturity (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Amortized Cost	$ 61,968,113	$ 59,863,489
Unrealized Gains	2,111,594	2,259,785
Unrealized Losses	23,993	38,955
Estimated Fair Value	64,055,714	62,084,319
State And Municipal Securities [Member]
Amortized Cost	47,860,997	44,173,630
Unrealized Gains	1,434,020	1,511,179
Unrealized Losses	23,993	38,955
Estimated Fair Value	49,271,024	45,645,854
Residential Mortgage-Backed Securities [Member]
Amortized Cost	14,107,116	15,689,859
Unrealized Gains	677,574	748,606
Unrealized Losses	0	0
Estimated Fair Value	$ 14,784,690	$ 16,438,465