CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 3,414,771	$ 1,643,851
Other comprehensive (loss) income, net of tax:
Unrealized holding gains (losses) on securities arising during the period, net of tax (benefit) expense of $(445,994) and $197,831 in 2018 and 2017, respectively	(1,371,394)	318,834
Total other comprehensive (loss) income	(1,371,394)	318,834
Comprehensive income	$ 2,043,377	$ 1,962,685