FAIR VALUE MEASUREMENTS (Fair Value of Assets and Liabilities Measured on Recurring Basis) (Details) (USD $) In Millions, unless otherwise specified	May 25, 2014	May 26, 2013
Assets:
Derivative assets	$ 81.2	$ 78.6
Available-for-sale securities	2.1	6.1
Deferred compensation assets	5.6	6.9
Total assets	88.9	91.6
Liabilities:
Derivative liabilities	22.2	137.9
Deferred compensation liabilities	43.7	35.9
Total liabilities	65.9	173.8
Level 1
Assets:
Derivative assets	13.2	13.9
Available-for-sale securities	2.1	6.1
Deferred compensation assets	5.6	6.9
Total assets	20.9	26.9
Liabilities:
Derivative liabilities	0	0
Deferred compensation liabilities	43.7	35.9
Total liabilities	43.7	35.9
Level 2
Assets:
Derivative assets	68.0	64.7
Available-for-sale securities	0	0
Deferred compensation assets	0	0
Total assets	68.0	64.7
Liabilities:
Derivative liabilities	22.2	137.9
Deferred compensation liabilities	0	0
Total liabilities	22.2	137.9
Level 3
Assets:
Derivative assets	0	0
Available-for-sale securities	0	0
Deferred compensation assets	0	0
Total assets	0	0
Liabilities:
Derivative liabilities	0	0
Deferred compensation liabilities	0	0
Total liabilities	$ 0	$ 0