Accrued Expenses (Tables)

12 Months Ended

Apr. 30, 2023

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consisted of the following at April 30, 2023 and 2022:

	April 30, 2023		April 30, 2022
	(in thousands)
Project costs	$	181	$	59
Contract loss reserve		—		328
Employee incentive payments		1,948		266
Accrued salary and benefits		52		60
Professional Fees		—		30
Other		165		134
	$	2,346	$	877