SHARE-BASED COMPENSATION PLANS - Outstanding Non-qualified Stock Options Activity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Jun. 30, 2015
Shares
Outstanding, beginning balance	23.2
Granted	1.7
Exercised	(6.8)
Forfeited or expired	(4.1)
Outstanding, ending balance	14.0
Vested and expected to vest	12.5
Exercisable	3.7
Weighted Average Exercise Price
Outstanding, weighted average exercise price, beginning balance	$ 9.32
Granted	24.13
Exercised	8.59
Forfeited or expired	9.99
Outstanding, weighted average exercise price, ending balance	11.32
Vested and expected to vest	10.79
Exercisable	$ 8.41
Aggregate Intrinsic Value and Weighted Average Remaining Contractual Term
Vested and expected to vest, aggregate intrinsic value	$ 264.3
Exercisable, aggregate intrinsic value	$ 87.7
Vested and expected to vest, weighted average remaining contractual term	5 years 1 month 24 days
Exercisable, weighted average remaining contractual term	2 years 11 months 19 days