Restructuring - Restructuring and relocation accrual (Details) $ in Thousands	6 Months Ended
	Oct. 31, 2024 USD ($)
Restructuring Cost and Reserve [Line Items]
Accrual, Beginning Balance	$ 6,355	[1]
Charges	(348)	[1]
Cash payments and settlements	(2,125)	[1]
Accrual, Ending Balance	3,882	[1]
Severance and employee relateds benefits
Restructuring Cost and Reserve [Line Items]
Accrual, Beginning Balance	5,527
Charges	(609)
Cash payments and settlements	(1,457)
Accrual, Ending Balance	3,461
Relocation
Restructuring Cost and Reserve [Line Items]
Accrual, Beginning Balance	828
Charges	261
Cash payments and settlements	(668)
Accrual, Ending Balance	$ 421

[1] Recorded in accrued payroll and incentives.