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Risk Management Activities (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Nov. 27, 2022	Nov. 27, 2022	Nov. 28, 2021
Derivative [Line Items]
Long-term debt, carrying value	$ 10,586.8	$ 10,586.8
Credit Risk [Abstract]
Accounts Payable to Suppliers that Utilize Third Party Service	1,477.4	1,477.4	$ 1,378.1
Notes due November 18, 2025 [Member]
Derivative [Line Items]
Debt Instrument Face Amount	$ 500.0	$ 500.0
Maturity date	Nov. 18, 2025	Nov. 18, 2025
Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 500.0	$ 500.0
Commodity Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	429.4	$ 429.4
Derivative Contracts Inputs, Average Period of Utilization		12 months
Energy Related Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	158.1	$ 158.1
Agricultural Related Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 271.3	$ 271.3

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