GOODWILL AND OTHER INTANGIBLE ASSETS, NET - Other Intangible Assets, Net (Details) - USD ($) $ in Millions	Dec. 31, 2020	Jun. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]
Indefinite-lived other intangible assets	$ 1,032.3	$ 995.5
Finite-lived other intangible assets, net	3,462.2	3,376.6
Total Other intangible assets, net	$ 4,494.5	$ 4,372.1