Income Taxes (Details 2) - USD ($) $ in Millions	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
(Percent of pre-tax income or loss)
Statutory federal income tax rate	21.00%	21.00%	21.00%
Acquisition of Hostess Brands	0.00%	1.30%	0.00%
Deferred tax benefit from Hostess integration	1.80%	0.00%	0.00%
Sale of certain pet food brands	0.00%	0.00%	(776.40%)
Sale of Voortman business	(6.60%)	0.00%	0.00%
State and local income taxes	4.20%	2.90%	(157.70%)
Deferred tax benefit from state legislative changes	1.90%	0.00%	0.00%
Goodwill impairment charges	(39.20%)	0.00%	0.00%
Other items – net	(0.70%)	0.10%	20.70%
Effective income tax rate	(17.60%)	25.30%	(892.40%)
Income taxes paid	$ 332.1	$ 316.5	$ 254.8