GOODWILL AND OTHER INTANGIBLE ASSETS, NET - Schedule of Goodwill (Details) - USD ($)	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Goodwill [Roll Forward]
Gross balance	$ 9,247,900,000	$ 9,196,300,000
Accumulated impairments	(4,031,900,000)	(640,800,000)	$ (640,800,000)
Beginning balance	8,607,100,000	8,555,500,000
Acquisitions		70,800,000
Impairment charges	(3,391,100,000)	0	0
Measurement period adjustments	(9,400,000)	26,500,000
Foreign currency translation	(132,800,000)	(33,400,000)
Dispositions		(12,300,000)
Gross balance	9,105,700,000	9,247,900,000	9,196,300,000
Accumulated impairments	(4,031,900,000)	(640,800,000)	(640,800,000)
Ending balance	5,073,800,000	8,607,100,000	8,555,500,000
Operating Segments | Luxury
Goodwill [Roll Forward]
Gross balance	3,366,600,000	3,496,800,000
Accumulated impairments	(403,700,000)	(403,700,000)	(403,700,000)
Beginning balance	2,962,900,000	3,093,100,000
Acquisitions		68,200,000
Impairment charges	0
Measurement period adjustments	(10,500,000)	(185,000,000.0)
Foreign currency translation	(30,700,000)	(10,300,000)
Dispositions		(3,100,000)
Gross balance	3,325,400,000	3,366,600,000	3,496,800,000
Accumulated impairments	(403,700,000)	(403,700,000)	(403,700,000)
Ending balance	2,921,700,000	2,962,900,000	3,093,100,000
Operating Segments | Consumer Beauty
Goodwill [Roll Forward]
Gross balance	4,927,500,000	4,732,000,000.0
Accumulated impairments	(3,628,200,000)	(237,100,000)	(237,100,000)
Beginning balance	4,690,400,000	4,494,900,000
Acquisitions		0
Impairment charges	(3,391,100,000)
Measurement period adjustments	600,000	228,800,000
Foreign currency translation	(83,500,000)	(24,100,000)
Dispositions		(9,200,000)
Gross balance	4,844,600,000	4,927,500,000	4,732,000,000.0
Accumulated impairments	(3,628,200,000)	(237,100,000)	(237,100,000)
Ending balance	1,216,400,000	4,690,400,000	4,494,900,000
Operating Segments | Professional Beauty
Goodwill [Roll Forward]
Gross balance	953,800,000	967,500,000
Accumulated impairments	0	0	0
Beginning balance	953,800,000	967,500,000
Acquisitions		2,600,000
Impairment charges	0
Measurement period adjustments	500,000	(17,300,000)
Foreign currency translation	(18,600,000)	1,000,000.0
Dispositions		0
Gross balance	935,700,000	953,800,000	967,500,000
Accumulated impairments	0	0	0
Ending balance	$ 935,700,000	$ 953,800,000	$ 967,500,000