DERIVATIVE INSTRUMENTS - Amount of Gains and Losses Reclassified from AOCI (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Foreign exchange forward contracts | Cost of sales
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Amount of gain reclassified from AOCI into income	$ (2.6)	$ (1.6)	$ 1.7
Foreign exchange forward contracts | Interest expense, net
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Amount of gain reclassified from AOCI into income	0.0	0.0	0.0
Interest rate swap contracts | Cost of sales
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Amount of gain reclassified from AOCI into income	0.0	0.0	0.0
Interest rate swap contracts | Interest expense, net
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Amount of gain reclassified from AOCI into income	$ 2.0	$ 8.3	$ (13.0)