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Acquisition and Divestiture (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Nov. 26, 2023	Nov. 27, 2022	Aug. 28, 2022	Nov. 26, 2023	Nov. 27, 2022	May 28, 2023
Business Acquisition [Line Items]
Pre-tax gain (loss) on sale of business	$ 0.0	$ 0.0		$ 0.0	$ 430.9
Goodwill	$ 14,441.8			$ 14,441.8		$ 14,511.2
TNT Crust [Member]
Business Acquisition [Line Items]
Business Acquisition, Consideration Transferred			$ 253.0
Goodwill			156.7
Helper main meals and Suddenly Salad side dishes businesses [Member]
Business Acquisition [Line Items]
Pre-tax gain (loss) on sale of business			442.2
Sale price of business			$ 606.8