PRE-TAX INCOME AND INCOME TAXES (Provision for Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	May 25, 2014	May 26, 2013	May 27, 2012
Current
Federal	$ 376.1	$ 184.7	$ 160.2
State	38.8	29.0	23.3
Canada	11.4	11.4	10.7
Foreign - other	14.4	13.0	16.8
Current income tax expense (benefit), total	440.7	238.1	211.0
Deferred
Federal	(75.4)	158.4	(13.4)
State	(56.5)	3.9	(5.2)
Canada	3.3	1.6	0.1
Foreign - other	(13.9)	(1.3)	(0.8)
Deferred income tax expense (benefit), total	(142.5)	162.6	(19.3)
Income tax expense (benefit) continuing operations, total	$ 298.2	$ 400.7	$ 191.7