RESTRUCTURING COSTS - Schedule of Restructuring Costs by Program (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 0.8	$ 76.7	$ 36.7
Fixed Cost Reduction Plan
Restructuring Cost and Reserve [Line Items]
Restructuring costs	(0.3)	75.0	0.0
Current Restructuring Actions and Other
Restructuring Cost and Reserve [Line Items]
Restructuring costs	(4.5)	1.7	36.7
Consumer Beauty Restructuring
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 5.6	$ 0.0	$ 0.0

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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