Debt - Long-term debt (Details) - USD ($)	9 Months Ended	12 Months Ended
	Jan. 31, 2026	Apr. 30, 2025	Oct. 04, 2024
Long-term debt
Total long-term debt	$ 747,500,000	$ 30,000,000
Less unamortized debt issuance costs-converitble notes	19,623,000
Total long-term debt, net of unamortized debt issuance costs-convertible notes	727,877,000	30,000,000
Unamortized debt issuance costs-revolving credit facility	$ 1,872,000	$ 1,281,000
Current period interest rate	0.00%	5.90%
Term loan
Long-term debt
Unamortized debt issuance costs-revolving credit facility			$ 590,000
Revolving credit facility
Long-term debt
Total long-term debt		$ 30,000,000
Convertible Notes
Long-term debt
Total long-term debt	$ 747,500,000