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

3 Months Ended

Jul. 31, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Cash, Cash Equivalents, and Restricted Cash

Cash, cash equivalents, and restricted cash consists of the following (table in thousands):

	July 31, 2018		April 30, 2018
	(unaudited)
Cash	$	1,016	$	856
Cash Equivalents	—		—
Cash and cash equivalents	1,016		856
Restricted cash	150		150
Total cash, cash equivalents, and restricted cash shown in the statement of cash flows	$	1,166	$	1,006

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

	Three Months Ended July 31,
	2018		2017
Basic and diluted net loss per share computation (dollars in thousands except per share amounts):
Net income (loss) attributable to common stockholders	$	482	$	(674	)
Weighted Average common shares – basic	11,012,281		10,982,159
Basic net income (loss) per share	$	0.04	$	(0.06	)
Diluted income (loss) per share computation:
Net income (loss) attributable to common stockholders	$	482	$	(674	)
Income (Loss) available to common stockholders	$	482	$	(674	)
Weighted Average common shares	11,012,281		10,982,159
Incremental shares from assumed exercise of warrants and stock options	1,605,740		—
Adjusted weighted average share – diluted	12,618,021		10,982,159
Diluted net income (loss) per share	$	0.04	$	(0.06	)

Summary of Antidilutive Securities Excluded from Earnings Per Share Calculations

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

	July 31,
	2018	2017
Stock options	2,687,095	2,501,806
Warrants	2,004,284	2,004,284
Total common stock equivalents	4,691,379	4,506,090