Risk Management Activities (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 28, 2022	Aug. 29, 2021
Derivative [Line Items]
Long-term debt, carrying value	$ 10,570.0
Credit Risk [Abstract]
Accounts Payable to Suppliers that Utilize Third Party Service	1,413.3	$ 1,312.8
Commodity Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 432.6
Derivative Contracts Inputs, Average Period of Utilization	12 months
Energy Related Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 152.4
Agricultural Related Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 280.2