Provision for (Benefit from) Income Taxes (Tables)

12 Months Ended

Apr. 30, 2024

Income Tax Disclosure [Abstract]

Summary of Components of Income Tax Expense

The components of the (benefit) provision for income taxes are as follows (in thousands):

	Year Ended April 30, 2024
	Federal		State		Foreign		Total
Current	$	—	$	7	$	(39)	$	(32)
Total	$	—	$	7	$	(39)	$	(32)

	Year Ended April 30, 2023
	Federal		State		Foreign		Total
Current	$	—	$	15	$	53	$	68
Total	$	—	$	15	$	53	$	68

Summary of Effective Income Tax Rate Reconciliation

A reconciliation between the Company’s effective tax rate and the United States statutory tax rate for the years ended April 30, 2024 and 2023 is as follows:

	Year Ended April 30,
	2024		2023
Federal income tax at statutory rate	21.0	%	21.0	%
US vs. foreign tax rate difference	(0.1)		(0.2)
State income tax, net of federal benefit	(2.3)		2.2
Permanent differences	0.4		(0.5)
Increase in uncertain tax position	—		—
Change in valuation allowance	(18.5)		(23.8)
Income tax expense	0.5	%	(1.3)	%

Summary of Deferred Tax Assets and Liabilities

Significant components of the Company’s deferred tax assets and liabilities as of April 30, 2024 and 2023 consist of the following (in thousands):

	As of April 30,
	2024		2023
Accrued liabilities	$	1,269	$	273
Operating leases	279		403
Depreciation and amortization	(318)		(297)
Stock-based compensation expense	3,792		4,024
Capitalized research and development costs	4,046		2,597
Net operating loss carry-forward	9,038		9,756
Total deferred tax assets	18,106		16,756
Less: Valuation allowance	(18,106)		(16,756)
Net deferred tax asset	$	—	$	—

Summary of Unrecognized Tax Benefits Roll Forward

The following table indicates the changes to the Company’s uncertain tax positions for the period and years ended April 30, 2024 and 2023 in thousands:

	Year Ended April 30,
	2024		2023
Balance, beginning of the year	$	181	$	181
Addition based on tax positions related to prior years	—		—
Payment made on tax positions related to prior years	—		—
Addition based on tax positions related to current year	—		—
Balance, end of year	$	181	$	181