GOODWILL AND OTHER INTANGIBLE ASSETS, NET - Schedule of goodwill (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2016	Jun. 30, 2015
Goodwill [Roll Forward]
Gross balance	$ 2,853.5	$ 2,171.5
Accumulated impairments	(640.8)	(640.8)	$ (640.8)	$ (640.8)
Beginning balance	2,212.7	1,530.7
Acquisitions	5,816.8	510.5
Measurement period adjustments	444.7	56.9
Foreign currency translation	83.7	118.8
Disposition	(2.4)	(4.2)
Gross balance	9,196.3	2,853.5
Accumulated impairments	(640.8)	(640.8)
Ending balance	8,555.5	2,212.7
Beamly Limited
Goodwill [Roll Forward]
Beginning balance	13.7
Ending balance		13.7
Percentage of shares acquired			100.00%
Purchase price		17.9
Operating Segments \| Luxury
Goodwill [Roll Forward]
Gross balance	1,294.5	1,092.7
Accumulated impairments	(403.7)	(403.7)	$ (403.7)	(403.7)
Beginning balance	890.8	689.0
Acquisitions	1,866.1	167.6
Measurement period adjustments	308.0	0.0
Foreign currency translation	28.2	34.2
Disposition	0.0	0.0
Gross balance	3,496.8	1,294.5
Accumulated impairments	(403.7)	(403.7)
Ending balance	3,093.1	890.8
Operating Segments \| Consumer Beauty
Goodwill [Roll Forward]
Gross balance	1,288.2	848.1
Accumulated impairments	(237.1)	(237.1)	(237.1)	(237.1)
Beginning balance	1,051.1	611.0
Acquisitions	3,285.2	306.7
Measurement period adjustments	124.7	56.9
Foreign currency translation	36.3	79.3
Disposition	(2.4)	(2.8)
Gross balance	4,732.0	1,288.2
Accumulated impairments	(237.1)	(237.1)
Ending balance	4,494.9	1,051.1
Operating Segments \| Professional Beauty
Goodwill [Roll Forward]
Gross balance	270.8	230.7
Accumulated impairments	0.0	0.0	$ 0.0	$ 0.0
Beginning balance	270.8	230.7
Acquisitions	665.5	36.2
Measurement period adjustments	12.0	0.0
Foreign currency translation	19.2	5.3
Disposition	0.0	(1.4)
Gross balance	967.5	270.8
Accumulated impairments	0.0	0.0
Ending balance	$ 967.5	$ 270.8

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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