INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Feb. 23, 2014	Feb. 24, 2013	Feb. 23, 2014	Feb. 24, 2013	May 26, 2013
Income Tax Disclosure [Abstract]
Income tax expense	$ 90.3	$ 77.7	$ 240.9	$ 311.2
Effective tax rate	26.00%	39.00%	28.00%	34.00%
Gross unrecognized tax benefits	96.0		96.0		100.0
Unrecognized tax benefits with uncertainty of timing of deductibility	8.0		8.0		8.0
Unrecognized liabilities for gross interest and penalties	31.1		31.1		30.4
Unrecognized tax benefits that would favorably impact effective tax rate	60.0		60.0		61.8
Gross unrecognized tax benefits, actual	$ 8.0		$ 8.0