GOODWILL AND OTHER INTANGIBLE ASSETS, NET - Schedule of Changes in the Carrying Amount of Indefinite-lived Other Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Indefinite-lived Intangible Assets [Roll Forward]
Gross beginning balance	$ 1,914.0	$ 1,932.7
Accumulated impairments	(584.5)	(194.7)
Net beginning balance	1,329.5	1,738.0
Impairment charges	(329.0)	(389.8)
Foreign currency translation	(5.0)	(18.7)
Gross ending balance	1,909.0	1,914.0
Accumulated impairments	(913.5)	(584.5)
Net ending balance	995.5	1,329.5
Trademarks
Indefinite-lived Intangible Assets [Roll Forward]
Gross beginning balance	1,914.0	1,932.7
Accumulated impairments	(584.5)	(194.7)
Net beginning balance	1,329.5	1,738.0
Impairment charges	(329.0)	(389.8)
Foreign currency translation	(5.0)	(18.7)
Gross ending balance	1,909.0	1,914.0
Accumulated impairments	(913.5)	(584.5)
Net ending balance	$ 995.5	$ 1,329.5