EMPLOYEE BENEFIT PLANS - Amount recognized in Balance Sheet (Details) - USD ($) $ in Millions	Jun. 30, 2016	Jun. 30, 2015
Defined Benefit Plan Disclosure [Line Items]
Noncurrent assets	$ 0.0	$ 0.0
Current liabilities	(7.2)	(7.8)
Noncurrent liabilities	(230.6)	(206.5)
Funded Status	(237.8)	(214.3)
AOC(L)/I	(54.2)	(26.6)
Net amount recognized	(292.0)	(240.9)
U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Noncurrent assets	0.0	0.0
Current liabilities	(1.3)	(0.7)
Noncurrent liabilities	(27.6)	(24.8)
Funded Status	(28.9)	(25.5)
AOC(L)/I	(15.5)	(13.6)
Net amount recognized	(44.4)	(39.1)
International Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Noncurrent assets	0.0	0.0
Current liabilities	(4.1)	(4.6)
Noncurrent liabilities	(157.1)	(136.0)
Funded Status	(161.2)	(140.6)
AOC(L)/I	(66.7)	(48.2)
Net amount recognized	(227.9)	(188.8)
Other Post-Employment Benefits
Defined Benefit Plan Disclosure [Line Items]
Noncurrent assets	0.0	0.0
Current liabilities	(1.8)	(2.5)
Noncurrent liabilities	(45.9)	(45.7)
Funded Status	(47.7)	(48.2)
AOC(L)/I	28.0	35.2
Net amount recognized	$ (19.7)	$ (13.0)