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CAPITAL STOCK and EARNINGS PER SHARE (Details) - USD ($)
 12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Basic EPS    
Net (loss) income $ (349,834) $ 320,631
Weighted average shares 32,380,233 29,447,085
Net (loss) income per share $ (0.01) $ 0.01
Diluted EPS    
Net (loss) income $ (349,834) $ 320,631
Dilutive effect of stock options   1,588,270
Weighted average shares 32,380,233 31,035,355
Net (loss) income per share $ (0.01) $ 0.01
Antidilutive securities excluded from computation of earnings per share amount (in shares)   49,000
Stock options    
Diluted EPS    
Antidilutive securities excluded from computation of earnings per share amount (in shares) 2,720,000  
Warrants    
Diluted EPS    
Antidilutive securities excluded from computation of earnings per share amount (in shares) 100,000