Investment Securities (Details) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 104,839,775	$ 118,422,116
Gross Unrealized Gains	2,517,640	1,783,297
Gross Unrealized Losses	3,611	207,828
Estimated Fair Value	107,353,804	119,997,585
U.S. Treasury Notes [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	23,989,841	34,517,996
Gross Unrealized Gains	$ 252,503	161,037
Gross Unrealized Losses		45,360
Estimated Fair Value	$ 24,242,344	34,633,673
Government-Sponsored Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	46,018,755	51,136,426
Gross Unrealized Gains	$ 897,653	281,650
Gross Unrealized Losses		133,744
Estimated Fair Value	$ 46,916,408	51,284,332
Municipal Securties [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	34,831,179	32,767,694
Gross Unrealized Gains	1,367,484	1,340,610
Gross Unrealized Losses	3,611	28,724
Estimated Fair Value	$ 36,195,052	$ 34,079,580