Provision for (Benefit from) Income Taxes - Schedule of Components of Provision (Benefit) for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024
Federal
Current	$ 0	$ 0
Total	0	0
State
Current	20	7
Total	20	7
Foreign
Current	(95)	(39)
Total	(95)	(39)
Current, total	(75)	(32)
Provision for income tax	$ (75)	$ (32)