GOODWILL AND OTHER INTANGIBLE ASSETS, NET - Other Intangible Assets, Net (Details) - USD ($) $ in Millions	Dec. 31, 2017	Jun. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Indefinite-lived other intangible assets	$ 3,210.1	$ 3,186.9
Finite-lived other intangible assets, net	5,340.6	5,238.3
Total Other intangible assets, net	$ 8,550.7	$ 8,425.2