Earnings Per Common Share (EPS) (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2021	Jun. 30, 2020
Earnings Per Common Share (EPS)
Net income	$ (204,731)	$ 585,424	$ 488,627	$ 483,888	$ 380,693	$ 972,515
Basic Earnings Per Share Computation:
Weighted average number of common shares	9,072,281		8,392,031		9,033,905	8,388,020
Basic earnings per share	$ 0.02		$ 0.06		$ 0.04	$ 0.12
Diluted Earnings Per Share Computation:
Net (loss) income diluted	$ (204,731)		$ 488,627		$ 380,693	$ 972,515
Diluted weighted-average number of common shares	9,072,281		8,392,031		9,033,905	8,388,020
Incremental shares from assumed conversions of dilutive securities	0		104,395		157,627	78,420
Adjustments weighted-average number of common shares	9,072,281		8,496,426		9,191,532	8,466,440
Diluted earnings per share	$ (0.02)		$ 0.06		$ 0.04	$ 0.11