(Loss) Earnings Per Common Share (EPS) (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
Basic (Loss) Earnings Per Share Computation:
Net (loss) income	$ (307,761)	$ 384,101	$ (472,171)	$ (462,173)	$ 76,340	$ (934,344)
Weighted average number of common shares	83,990,722		83,081,597		83,902,077	83,061,707
Basic loss per share	$ (0.00)		$ (0.01)		$ 0.00	$ (0.01)
Diluted (Loss) Earnings Per Share Computation:
Net (loss) income	$ (307,761)	$ 384,101	$ (472,171)	$ (462,173)	$ 76,340	$ (934,344)
Weighted average number of common shares	83,990,722		83,081,597		83,902,077	83,061,707
Incremental shares from assumed conversions of stock options	0		0		63,917	0
Adjusted weighted average number of common shares	83,990,722		83,081,597		83,965,994	83,061,707
Diluted (loss) earnings per share	$ 0.00		$ (0.01)		$ 0.00	$ (0.01)