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INCOME TAXES (Changes in Unrecognized Tax Benefits) (Detail) - USD ($) $ in Millions | 12 Months Ended
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Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2014
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Beginning Balance, July 1 | $ 8.5 | $ 9.1 | $ 9.0
Increases from Positions Taken During Prior Periods | 0.3 | 3.2 | 0.6
Decreases from Positions Taken During Prior Periods | (1.7) | (4.4) | (1.3)
Increases from Positions Taken During the Current Period | 0.4 | 0.6 | 0.8
Ending Balance, June 30 | $ 7.5 | $ 8.5 | $ 9.1

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