SHARE-BASED COMPENSATION PLANS - Series A Preferred Stock Narrative (Details) - Series A Preferred Stock - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement (income) expense	$ 0.0	$ (0.8)	$ 0.2
Nonqualified stock options contractual life (in years)	7 years

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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+ Details