Goodwill and Other Intangible Assets (Schedule of changes in the carrying amount of goodwill) (Details) $ in Millions	3 Months Ended
	Aug. 28, 2022 USD ($)
Goodwill [Line Items]
Beginning balance	$ 14,378.5
Acquisition	154.3
Divestiture	(0.4)
Other activity, primarily foreign currency translation	(77.8)
Ending balance	14,454.6
North America Retail [Member]
Goodwill [Line Items]
Beginning balance	6,552.9
Acquisition	0.0
Divestiture	0.0
Other activity, primarily foreign currency translation	(3.0)
Ending balance	6,549.9
Pet [Member]
Goodwill [Line Items]
Beginning balance	6,062.8
Acquisition	0.0
Divestiture	0.0
Other activity, primarily foreign currency translation	0.0
Ending balance	6,062.8
North America Foodservice [Member]
Goodwill [Line Items]
Beginning balance	648.8
Acquisition	154.3
Divestiture	0.0
Other activity, primarily foreign currency translation	0.0
Ending balance	803.1
Europe & Australia [Member]
Goodwill [Line Items]
Beginning balance	721.6
Acquisition	0.0
Divestiture	(0.4)
Other activity, primarily foreign currency translation	(46.6)
Ending balance	674.6
Joint Ventures [Member]
Goodwill [Line Items]
Beginning balance	392.4
Acquisition	0.0
Divestiture	0.0
Other activity, primarily foreign currency translation	(28.2)
Ending balance	$ 364.2