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Acquisitions And Divestitures (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended				9 Months Ended
	Feb. 23, 2025	Aug. 25, 2024	May 26, 2024	Feb. 25, 2024	Feb. 23, 2025	Feb. 25, 2024	Nov. 24, 2024
Business Acquisition [Line Items]
Goodwill	$ 15,518.7		$ 14,750.7		$ 15,518.7
Pre-tax gain (loss) on sale of business	95.9			$ 0.0	95.9	$ 0.0
North American Yogurt Businesses [Member]
Business Acquisition [Line Items]
Sale price of businesses							$ 2,100.0
Canada Yogurt Business [Member]
Business Acquisition [Line Items]
Pre-tax gain (loss) on sale of business	95.9
Whitebridge Pet Brands' North American Premium Cat Feeding and Pet Treating Business [Member]
Business Acquisition [Line Items]
Purchase price	1,400.0
Goodwill	1,087.4				1,087.4
Indefinite-Lived Intangible Assets	289.0				289.0
Finite-Lived Intangibles	$ 31.0				$ 31.0
European Pet Business [Member]
Business Acquisition [Line Items]
Purchase price			$ 434.1
Payment of acquisition amount heldback		$ 7.7
Goodwill		317.5
Indefinite-Lived Intangible Assets		118.4
Finite-Lived Intangibles		$ 14.2