Consolidated Statements of Comprehensive Income (Loss) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 26,456	$ 28,529	$ 310,981	$ 106,403
Other comprehensive (loss) income
Net change in unrealized gains or losses on securities	(161,403)	436,172	(895,741)	460,169
Reclassification adjustment for net loss realized in net income	0	0	(14,465)	0
Income tax (expense) benefit	10,150	(159,688)	191,353	(169,431)
Other comprehensive (loss) income	(151,253)	276,484	(718,853)	290,738
Comprehensive (loss) income	$ (124,797)	$ 305,013	$ (407,872)	$ 397,141