Investment Securities - Schedule of Securities Held to Maturity (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Amortized Cost	$ 54,602,535	$ 60,888,804
Unrealized Gains	637,615	1,351,048
Unrealized Losses	117,077	41,153
Estimated Fair Value	55,123,073	62,198,699
State And Municipal Securities [Member]
Amortized Cost	50,435,624	54,775,093
Unrealized Gains	508,109	1,124,007
Unrealized Losses	117,077	41,153
Estimated Fair Value	50,826,656	55,857,947
Residential Mortgage-Backed Securities [Member]
Amortized Cost	4,166,911	6,113,711
Unrealized Gains	129,506	227,041
Unrealized Losses	0	0
Estimated Fair Value	$ 4,296,417	$ 6,340,752