Earnings Per Common Share (EPS) (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019
Basic Earnings Per Share Computation:
Net income (loss)	$ 488,627	$ 483,888	$ (307,761)	$ 384,101	$ 972,515	$ 76,340
Basic weighted-average shares outstanding	83,920,314		83,990,722		83,880,197	83,902,077
Basic earnings per share	$ 0.01		$ .00		$ 0.01	$ .00
Diluted Earnings Per Share Computation:
Net income (loss)	$ 488,627	$ 483,888	$ (307,761)	$ 384,101	$ 972,515	$ 76,340
Diluted weighted-average shares outstanding	83,920,314		83,990,722		83,880,197	83,902,077
Incremental shares from assumed conversions of dilutive securities	1,043,947		0		784,198	63,917
Adjusted weighted average number of common shares	84,964,261		83,990,722		84,664,395	83,965,994
Diluted earnings per share	$ 0.01		$ .00		$ 0.01	$ .00