Earnings Per Share (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Earnings per common share - Basic
Net income	$ 2,795,249	$ 2,603,534
Weighted average number of common shares outstanding	9,279,872	9,190,429
Earnings per common share - Basic	$ 0.30	$ 0.28
Earnings per common share - Diluted
Net income	$ 2,795,249	$ 2,603,534
Weighted average number of common shares outstanding	9,279,872	9,190,429
Dilutive effect of employee stock-based awards	39,231	63,373
Weighted average number of common shares outstanding - Diluted	9,319,103	9,253,802
Earnings per common share - Diluted	$ 0.30	$ 0.28