Significant Accounting Policies (Tables)

6 Months Ended

Oct. 31, 2019

Accounting Policies [Abstract]

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

	Three Months Ended October 31,				Six Months Ended October 31,
	2019		2018		2019			2018
Basic and diluted net (loss) income per share computation (dollars in thousands):
Net income (loss) attributable to common stockholders	$	307	$	267	$	(334	)	$	750
Weighted Average common shares – basic	11,619,686		11,278,312		11,619,569			11,135,358
Basic net income (loss) per share	$	0.03	$	0.02	$	(0.03	)	$	0.07
Diluted income (loss) per share computation:
Net income (loss) attributable to common stockholders	$	307	$	267	$	(334	)	$	750
Income (loss) available to common stockholders	$	307	$	267	$	(334	)	$	750
Weighted Average common shares	11,619,686		11,278,312		11,619,569			11,135,358
Incremental shares from assumed exercise of warrants and stock options	1,345,106		2,758,778		—			2,356,144
Adjusted weighted average share – diluted	12,964,792		14,037,090		11,619,569			13,491,502
Diluted net income (loss) per share	$	0.02	$	0.02	$	(0.03	)	$	0.06

Summary of Antidilutive Securities Excluded from Earnings Per Share Calculations

The following table reflects the total potential share-based instruments outstanding at October 31, 2019 and 2018 that could have an effect on the future computation of dilution per common share, had their effect not been anti-dilutive:

	October 31,
	2019	2018
Stock options	2,453,874	2,466,877
Warrants	1,669,773	1,878,219
Total common stock equivalents	4,123,647	4,345,096