Special Project Costs (Details 1) - Indianapolis Bakery Restructuring $ in Millions	3 Months Ended	6 Months Ended
	Oct. 31, 2025 USD ($)	Oct. 31, 2025 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost	$ 27.2	$ 47.9
Restructuring and related cost, cost incurred to date	47.9	47.9
Employee-related costs
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost	1.6	5.8
Restructuring and related cost, cost incurred to date	5.8	5.8
Other transition and termination costs
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred cost	25.6	42.1
Restructuring and related cost, cost incurred to date	$ 42.1	$ 42.1