Employee Stock Plans - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Oct. 31, 2024	Jul. 31, 2024	Oct. 31, 2023	Jul. 31, 2023	Oct. 31, 2024	Oct. 31, 2023	Sep. 25, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares repurchased during the period, value	$ 32,944	$ 40,113	$ 4,765	$ 14,358
Stock Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock available for stock based awards (in shares)							1,900,000
Treasury Stock, Common
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares repurchased during the period (in shares)	456,250		92,500		807,500	182,500
Shares repurchased during the period, value	$ 32,600		$ 4,400		$ 56,100	$ 8,600