Summary of Significant Accounting Policies (Details) - USD ($)	12 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2021
Summary Of Significant Accounting Policies [Line Items]
Advertising costs	$ 34,600,000	$ 32,600,000	$ 34,100,000
Impairment of long-lived assets	0	0	0
Impairment of goodwill	0	0	0
Impairment of intangible assets	$ 0	0	0
Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, useful life	6 years
Buildings And Improvements [Member] | Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment useful lives	15 years
Buildings And Improvements [Member] | Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment useful lives	30 years
Machinery And Equipment [Member] | Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment useful lives	3 years
Machinery And Equipment [Member] | Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment useful lives	12 years
Promotional Display [Member]
Summary Of Significant Accounting Policies [Line Items]
Amortization	$ 8,000,000	$ 10,000,000	$ 10,000,000
Promotional Display [Member] | Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment useful lives	24 months
Promotional Display [Member] | Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Property, plant and equipment useful lives	60 months