Acquisition - Summary of Net Assets Acquired (Detail) - USD ($) $ in Thousands					12 Months Ended
	Feb. 01, 2023	Aug. 01, 2022	Apr. 01, 2022	Nov. 01, 2021	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2022
Business Acquisition [Line Items]
Goodwill					$ 908,376	$ 909,491	$ 725,592
Cash paid for acquisitions, net of cash acquired					$ 0	254,750	133,802
Acquired Companies, Patina Solutions Group and Lucas Group
Business Acquisition [Line Items]
Current assets						37,586	36,071
Long-term assets						5,736	9,351
Intangible assets						48,400	17,300
Current liabilities						18,327	17,672
Long-term liabilities						3,164	16,210
Net assets acquired						70,231	28,840
Purchase price						254,750	133,802
Goodwill						184,519	104,962
Acquired receivables						$ 35,300	$ 24,500
Salo
Business Acquisition [Line Items]
Cash paid for acquisitions, net of cash acquired	$ 155,400
ICS
Business Acquisition [Line Items]
Cash paid for acquisitions, net of cash acquired		$ 99,300
Patina Solutions Group
Business Acquisition [Line Items]
Cash paid for acquisitions, net of cash acquired			$ 42,900
Lucas Group
Business Acquisition [Line Items]
Cash paid for acquisitions, net of cash acquired				$ 90,900