Note 5 - Goodwill and Other Identifiable Intangible Assets - Change in Carrying Amount of Goodwill (Details) $ in Millions	3 Months Ended
	Aug. 27, 2023 USD ($)
Balance	$ 11,178.2
Currency translation	0.0
Balance	11,178.2
Grocery And Snacks [Member]
Balance	4,692.4
Currency translation	0.0
Balance	4,692.4
Refrigerated And Frozen [Member]
Balance	5,469.5
Currency translation	0.0
Balance	5,469.5
International [Member]
Balance	283.5
Currency translation	0.0
Balance	283.5
Foodservice [Member]
Balance	732.8
Currency translation	0.0
Balance	$ 732.8