Accrued Expenses (Tables)

3 Months Ended

Jul. 31, 2022

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consisted of the following as of July 31, 2022 and April 30, 2022 (in thousands):

	July 31,		April 30,
	2022		2022
Compensation expense	$	2,064	$	4,168
Research expense		2,503		2,011
Professional fees		1,043		474
Other expenses		218		308
	$	5,828	$	6,961