INCOME TAXES - Income (Loss) from Operations before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Income Tax Disclosure [Abstract]
United States	$ (277.5)	$ (434.4)	$ (960.3)
Foreign	704.3	194.6	(507.3)
Income (loss) from continuing operations before income taxes	$ 426.8	$ (239.8)	$ (1,467.6)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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