Goodwill and Other Intangible Assets (Schedule of changes in the carrying amount of goodwill) (Details) $ in Millions	6 Months Ended
	Nov. 29, 2015 USD ($)
Goodwill [Line Items]
Beginning balance	$ 8,874.9
Divestiture	(184.5)
Other activity, primarily foreign currency translation	(88.3)
Ending balance	8,602.1
U.S. Retail [Member]
Goodwill [Line Items]
Beginning balance	6,419.0
Divestiture	(180.2)
Other activity, primarily foreign currency translation	0.0
Ending balance	6,238.8
International [Member]
Goodwill [Line Items]
Beginning balance	1,133.3
Divestiture	(4.3)
Other activity, primarily foreign currency translation	(74.0)
Ending balance	1,055.0
Convenience Stores and Foodservice [Member]
Goodwill [Line Items]
Beginning balance	921.1
Divestiture	0.0
Other activity, primarily foreign currency translation	0.0
Ending balance	921.1
Joint Ventures [Member]
Goodwill [Line Items]
Beginning balance	401.5
Divestiture	0.0
Other activity, primarily foreign currency translation	(14.3)
Ending balance	$ 387.2