FAIR VALUE MEASUREMENTS (Fair Value of Assets and Liabilities Measured on Recurring Basis) (Details) - USD ($) $ in Millions	Aug. 30, 2015	May. 31, 2015
Assets:
Derivative assets	$ 32.3	$ 32.2
Available-for-sale securities	2.8	2.8
Deferred compensation assets	2.6	2.6
Total assets	37.7	37.6
Liabilities:
Derivative liabilities	14.5	14.2
Deferred compensation liabilities	46.6	44.6
Total liabilities	61.1	58.8
Level 1
Assets:
Derivative assets	9.7	13.6
Available-for-sale securities	2.8	2.8
Deferred compensation assets	2.6	2.6
Total assets	15.1	19.0
Liabilities:
Derivative liabilities	0.0	0.0
Deferred compensation liabilities	46.6	44.6
Total liabilities	46.6	44.6
Level 2
Assets:
Derivative assets	22.6	18.6
Available-for-sale securities	0.0	0.0
Deferred compensation assets	0.0	0.0
Total assets	22.6	18.6
Liabilities:
Derivative liabilities	14.5	14.2
Deferred compensation liabilities	0.0	0.0
Total liabilities	14.5	14.2
Level 3
Assets:
Derivative assets	0.0	0.0
Available-for-sale securities	0.0	0.0
Deferred compensation assets	0.0	0.0
Total assets	0.0	0.0
Liabilities:
Derivative liabilities	0.0	0.0
Deferred compensation liabilities	0.0	0.0
Total liabilities	$ 0.0	$ 0.0