SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Jun. 30, 2015
Accounting Policies [Abstract]
Effective income tax rate, percent	11.80%	17.90%	(30.60%)	13.90%
Gross unrecognized tax benefits	$ 189.2		$ 189.2		$ 342.6
Unrecognized tax benefits that would impact effective tax rate	67.1		67.1
Unrecognized tax benefits, net	78.7		78.7		182.9
Total interest and penalties	0.7	$ (2.3)	2.0	$ (3.2)
Gross accrued interest and penalties	7.9		7.9		$ 15.2
Reasonably possible decrease in UTB's	3.5		$ 3.5
U.S. federal statutory rate, percent			35.00%
Income Tax Examination [Line Items]
Provision (benefit) for income taxes	(13.0)	$ (29.4)	$ 54.1	$ (24.4)
Domestic Tax Authority | IRS
Income Tax Examination [Line Items]
Valuation allowance due to on-going operating losses	113.0		113.0
Domestic Tax Authority | IRS | Settlement with Taxing Authority
Income Tax Examination [Line Items]
Provision (benefit) for income taxes	193.9
Reduction of gross unrecognized tax benefits	29.7
Domestic Tax Authority | IRS | Settlement with Taxing Authority | Trademarks
Income Tax Examination [Line Items]
Recognition of additional deferred tax assets	$ 164.2		$ 164.2