EMPLOYEE BENEFIT PLANS - Amounts in AOCI to be amortized (Details) $ in Millions	12 Months Ended
	Jun. 30, 2016 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Prior service (cost) credit	$ 5.7
Net loss	(6.3)
Total	(0.6)
U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Prior service (cost) credit	0.0
Net loss	(2.0)
Total	(2.0)
International Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Prior service (cost) credit	(0.2)
Net loss	(4.3)
Total	(4.5)
Other Post-Employment Benefits
Defined Benefit Plan Disclosure [Line Items]
Prior service (cost) credit	5.9
Net loss	0.0
Total	$ 5.9