FAIR VALUE MEASUREMENTS (Tables)

9 Months Ended

Feb. 28, 2016

Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]

Fair value of assets and liabilities measured on recurring basis

The following table presents our financial assets and liabilities measured at fair value on a recurring basis, based upon the level within the fair value hierarchy in which the fair value measurements fall, as of February 28, 2016:

	Level 1		Level 2		Level 3		Net Value
Assets:
Derivative assets	$	3.2	$	24.4	$	—	$	27.6
Available-for-sale securities	2.8		—		—		2.8
Deferred compensation assets	0.9		—		—		0.9
Total assets	$	6.9	$	24.4	$	—	$	31.3
Liabilities:
Derivative liabilities	$	—	$	8.1	$	—	$	8.1
Deferred compensation liabilities	45.9		—		—		45.9
Total liabilities	$	45.9	$	8.1	$	—	$	54.0

The following table presents our financial assets and liabilities measured at fair value on a recurring basis, based upon the level within the fair value hierarchy in which the fair value measurements fall, as of May 31, 2015:

	Level 1		Level 2		Level 3		Net Value
Assets:
Derivative assets	$	13.6	$	18.6	$	—	$	32.2
Available-for-sale securities	2.8		—		—		2.8
Deferred compensation assets	0.9		—		—		0.9
Total assets	$	17.3	$	18.6	$	—	$	35.9
Liabilities:
Derivative liabilities	$	—	$	14.2	$	—	$	14.2
Deferred compensation liabilities	43.7		—		—		43.7
Total liabilities	$	43.7	$	14.2	$	—	$	57.9