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Long-Term Debt - Additional Information (Detail) - USD ($)	Jun. 24, 2022	Oct. 31, 2024	Apr. 30, 2024
Credit Facilities
Debt Instrument [Line Items]
Line of credit facility, remaining borrowing capacity		$ 645,400,000	$ 645,500,000
Standby Letters of Credit
Debt Instrument [Line Items]
Long-term debt arrangement		4,600,000	4,500,000
Standby Letters of Credit \| Other Financial Institutions
Debt Instrument [Line Items]
Long-term debt arrangement		$ 12,800,000	13,200,000
4.625% Senior Unsecured Notes due 2027
Debt Instrument [Line Items]
Debt instrument, interest rate		4.625%
Amended Credit Agreement
Debt Instrument [Line Items]
Debt instrument term	5 years
Amended Credit Agreement \| Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 650,000,000.0
Amended Credit Agreement \| Credit Facilities
Debt Instrument [Line Items]
Long-term debt		$ 0
Credit Agreement \| Prior Credit Facility
Debt Instrument [Line Items]
Long-term debt			$ 0