Organization, Use of Estimates and Basis of Presentation (Tables)

9 Months Ended

Jan. 31, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of the Calculation of Earnings per Share, Basic and Diluted

For the three and nine months ended January 31, 2018 and 2017, basic and dilutive loss per share were the same, as the potentially dilutive securities did not have a dilutive effect.

	Three Months Ended January 31,						Nine Months Ended January 31,
	2018			2017			2018			2017
Basic and diluted net loss per share computation:
Net loss attributable to common stockholders	$	(75,359	)	$	(1,408,904	)	$	(843,094	)	$	(4,459,773	)
Weighted Average common shares – basic	10,994,434			10,967,738			10,987,797			10,130,460
Basic and diluted net loss per share	$	(0.01	)	$	(0.13	)	$	(0.08	)	$	(0.44	)

Summary of Antidilutive Securities Excluded from Earnings Per Share Calculations

The following table reflects the total potential share-based instruments outstanding at January 31, 2018 and 2017 that could have an effect on the future computation of dilution per common share:

	January 31,
	2018	2017
Stock options	2,518,845	2,308,704
Warrants	2,004,284	2,109,840
Total common stock equivalents	4,523,129	4,418,544