Derivative Financial Instruments (Details 1) (USD $) In Millions	3 Months Ended
	Aug. 28, 2011	Aug. 29, 2010
Location and amount of gains and losses from derivatives reported in condensed consolidated statements of earnings:
Total gain (loss) from derivative instruments not designated as hedging instruments	$ 35.8	$ (35.7)
Commodity Contracts [Member] | Cost of goods sold [Member]
Location and amount of gains and losses from derivatives reported in condensed consolidated statements of earnings:
Total gain (loss) from derivative instruments not designated as hedging instruments	42.5	(25.7)
Foreign Exchange Contracts [Member] | Cost of goods sold [Member]
Location and amount of gains and losses from derivatives reported in condensed consolidated statements of earnings:
Total gain (loss) from derivative instruments not designated as hedging instruments	(7.0)	(9.7)
Foreign Exchange Contracts [Member] | Selling, general and administrative expenses [Member]
Location and amount of gains and losses from derivatives reported in condensed consolidated statements of earnings:
Total gain (loss) from derivative instruments not designated as hedging instruments	$ 0.3	$ (0.3)