DEBT - Deferred Financing Costs (Details) - Line of Credit - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Debt Instrument [Line Items]
Writeoff of deferred financing fees	$ 1.6	$ 8.2	$ 0.8
Recognized deferred financing fees	$ 0.0	$ 49.2	$ 0.0