Goodwill and Other Intangible Assets (Schedule of at-risk brand intangible assets) (Details) - USD ($) $ in Millions	12 Months Ended
	May 29, 2016	May 31, 2015	May 25, 2014	May 26, 2013
Indefinite-lived Intangible Assets by Major Class [Line Items]
Book value of indefinite-lived intangible assets	$ 4,538.6	$ 4,677.0	$ 5,014.3	$ 5,015.1
Mountain High [Member]
Indefinite-lived Intangible Assets by Major Class [Line Items]
Book value of indefinite-lived intangible assets	$ 35.4
Excess Fair Value Above Carrying Value, Percentage	20.00%
Uncle Toby's [Member]
Indefinite-lived Intangible Assets by Major Class [Line Items]
Book value of indefinite-lived intangible assets	$ 52.2
Excess Fair Value Above Carrying Value, Percentage	11.00%