Income Per Common Share (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018
Earnings Per Share [Abstract]
Net income	$ 1,840,847	$ 1,689,264	$ 1,726,357	$ 1,612,230	$ 3,530,111	$ 3,338,587
Weighted average shares outstanding	5,517,236		5,492,896		5,515,832	5,339,187
Effect of dilutive shares	70,749		93,689		70,981	94,173
Weighted average shares outstanding - diluted	5,587,985		5,586,585		5,586,813	5,433,360
Earnings per share - basic	$ 0.33		$ 0.31		$ 0.64	$ 0.63
Earnings per share - diluted	$ 0.33		$ 0.31		$ 0.63	$ 0.61