Significant Accounting Policies (Tables)

9 Months Ended

Jan. 31, 2020

Accounting Policies [Abstract]

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

	Three Months Ended January 31,					Nine Months Ended January 31,
	2020		2019			2020		2019
Basic and diluted net (loss) income per share computation (dollars in thousands):
Net income (loss) attributable to common stockholders	$	407	$	(369	)	$	72	$	381
Weighted Average common shares – basic	11,752,619		11,508,180			11,653,115		11,257,314
Basic net income (loss) per share	$	0.03	$	(0.03	)	$	0.01	$	0.03
Diluted income (loss) per share computation:
Net income (loss) attributable to common stockholders	$	407	$	(369	)	$	72	$	381
Income (loss) available to common stockholders	$	407	$	(369	)	$	72	$	381
Weighted Average common shares	11,752,619		11,508,180			11,653,115		11,257,314
Incremental shares from assumed exercise of warrants and stock options	1,921,053		—			1,787,746		2,651,749
Adjusted weighted average share – diluted	13,673,672		11,508,180			13,440,861		13,909,063
Diluted net income (loss) per share	$	0.03	$	(0.03	)	$	0.01	$	0.03

Summary of Antidilutive Securities Excluded from Earnings Per Share Calculations

The following table reflects the total potential share-based instruments outstanding at January 31, 2020 and 2019 that could have an effect on the future computation of dilution per common share, had their effect not been anti-dilutive:

	January 31,
	2020	2019
Stock options	2,366,598	2,490,168
Warrants	1,669,773	1,671,440
Total common stock equivalents	4,036,371	4,161,608