DERIVATIVE INSTRUMENTS - Fair Value of Derivative Instruments Outstanding (Details) - USD ($) $ in Millions	Jun. 30, 2016	Jun. 30, 2015
Derivatives, Fair Value [Line Items]
Derivative Asset	$ 9.2	$ 12.4
Derivative Liability	37.3	6.3
Interest rate swap contracts | Accrued Expenses and Other Current Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability	13.6
Interest rate swap contracts | Other Noncurrent Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability	16.4
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative Asset	2.8	6.8
Derivative Liability	33.1	4.8
Designated as Hedging Instrument | Foreign exchange contract | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value [Line Items]
Derivative Asset	2.8	6.8
Designated as Hedging Instrument | Foreign exchange contract | Accrued Expenses and Other Current Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability	3.1	4.8
Designated as Hedging Instrument | Interest rate swap contracts | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value [Line Items]
Derivative Asset	0.0	0.0
Designated as Hedging Instrument | Interest rate swap contracts | Other Noncurrent Assets
Derivatives, Fair Value [Line Items]
Derivative Asset	0.0	0.0
Designated as Hedging Instrument | Interest rate swap contracts | Accrued Expenses and Other Current Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability	13.6	0.0
Designated as Hedging Instrument | Interest rate swap contracts | Other Noncurrent Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability	16.4	0.0
Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative Asset	6.4	5.6
Derivative Liability	4.2	1.5
Not Designated as Hedging Instrument | Foreign exchange contract | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value [Line Items]
Derivative Asset	6.4	5.6
Not Designated as Hedging Instrument | Foreign exchange contract | Accrued Expenses and Other Current Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability	$ 4.2	$ 1.5