Investment Securities - Summary of Amortized Cost and Estimated Fair Value of Securities (Details) - USD ($)	Jun. 30, 2017	Dec. 31, 2016
Schedule of Investments [Abstract]
Available for Sale Amounts maturing in One year or less, Amortized Cost	$ 0	$ 0
Available for Sale Amounts maturing in After one through five years, Amortized Cost	17,518,226	10,130,179
Available for Sale Amounts maturing in After five through ten years, Amortized Cost	36,154,560	39,818,677
Available for Sale Amounts maturing in After ten years, Amortized Cost	4,023,240	3,634,904
Total debt securities AFS, Amortized Cost	57,696,026	53,583,760
Equity securities, Amortized Cost	100,380	112,380
Total securities AFS, Amortized Cost	57,796,406	53,696,140
Available for Sale Amounts maturing in One year or less, Estimated Fair Value	0	0
Available for Sale Amounts maturing in After one through five years, Estimated Fair Value	17,814,180	10,303,973
Available for Sale Amounts maturing in After five through ten years, Estimated Fair Value	36,160,723	39,507,820
Available for Sale Amounts maturing in After ten years, Estimated Fair Value	4,066,820	3,641,330
Total debt securities AFS, Estimated Fair Value	58,041,723	53,453,123
Equity securities, Estimated Fair Value	100,380	112,380
Total Estimated Fair Value	58,142,103	53,565,503
Held to Maturity Amounts maturing in One year or less, Amortized Cost	7,569,874	7,939,740
Held to Maturity Amounts maturing in After one through five years, Amortized Cost	25,448,964	26,537,314
Held to Maturity Amounts maturing in After five through ten years, Amortized Cost	13,709,411	15,178,560
Held to Maturity Amounts maturing in After ten years, Amortized Cost	3,492,510	4,946,921
Total securities HTM, Amortized Cost	50,220,759	54,602,535
Held to Maturity Amounts maturing in One year or less, Estimated Fair Value	7,579,025	7,941,397
Held to Maturity Amounts maturing in After one through five years, Estimated Fair Value	25,823,017	26,786,525
Held to Maturity Amounts maturing in After five through ten years, Estimated Fair Value	14,142,881	15,493,803
Held to Maturity Amounts maturing in After ten years, Estimated Fair Value	3,576,261	4,901,348
Total securities HTM, Estimated Fair Value	$ 51,121,184	$ 55,123,073