EARNINGS PER SHARE (EPS) (Details) - USD ($)	3 Months Ended				6 Months Ended
	Sep. 30, 2018	Jun. 30, 2018	Sep. 30, 2017	Jun. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Basic EPS:
Net Income	$ 180,715	$ 164,385	$ 368,186	$ 424,502	$ 345,100	$ 792,688
Weighted average shares	28,824,593		28,824,593		28,824,593	28,824,593
Basic Income per share	$ 0.01		$ 0.01		$ 0.01	$ 0.03
Diluted EPS:
Net Income	$ 180,715	$ 164,385	$ 368,186	$ 424,502	$ 345,100	$ 792,688
Dilutive effect of stock options	1,325,892		905,863		1,229,462	926,626
Diluted weighted average shares	30,150,485		29,730,456		30,054,055	29,751,219
Diluted Income per share	$ 0.01		$ 0.01		$ 0.01	$ 0.03
Antidilutive securities excluded from computation of earnings per share amount (in shares)	642,668		596,668		742,668	496,668