EQUITY INVESTMENTS - Schedule of movement in equity investments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Debt and Equity Securities, FV-NI [Line Items]
Net revenues	$ 1,299.1	$ 1,385.6	$ 4,640.5	$ 4,754.6
Gross profit	832.4	897.8	3,041.2	3,063.8
Operating income	(280.4)	77.8	225.6	512.0
Income before income taxes	(460.6)	3.4	(271.3)	311.9
Net income (loss)	(402.2)	8.8	(280.9)	205.0
KKW Beauty And Wella
Debt and Equity Securities, FV-NI [Line Items]
Gross profit	426.0	401.0	1,379.1	1,299.9
Net income (loss)	4.2	(40.3)	(2.7)	17.2
KKW Beauty And Wella
Debt and Equity Securities, FV-NI [Line Items]
Net revenues	616.3	597.5	2,009.7	1,938.7
Operating income	45.3	28.5	193.1	153.0
Income before income taxes	$ 0.0	$ (28.0)	$ 48.8	$ (10.6)