RESTRUCTURING COSTS - Restructuring Costs by Program (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 0.9	$ (1.3)	$ 35.0	$ (5.4)
Current Restructuring Actions
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1.2	0.0	35.9	0.0
Transformation Plan
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ (0.3)	$ (1.3)	$ (0.9)	$ (5.4)