SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Allowance for doubtful accounts and customer deductions:
Reserves deducted in the balance sheet from the assets to which they apply:
Balance at Beginning of Period	$ 23.9	$ 22.7	$ 31.1
Charged to Costs and Expenses	7.2	9.5	14.6
Deductions	10.5	8.3	23.0
Balance at End of Period	20.6	23.9	22.7
Sales return accrual:
Reserves deducted in the balance sheet from the assets to which they apply:
Balance at Beginning of Period	93.7	74.6	64.8
Charged to Costs and Expenses	399.7	410.2	364.7
Deductions	396.1	391.1	354.9
Balance at End of Period	97.3	93.7	74.6
Deferred tax valuation allowance:
Reserves deducted in the balance sheet from the assets to which they apply:
Balance at Beginning of Period	115.2	92.9	73.2
Charged to Costs and Expenses	9.8	22.9	21.1
Deductions	4.1	0.6	1.4
Balance at End of Period	$ 120.9	$ 115.2	$ 92.9