RESTRUCTURING COSTS - Restructuring Roll Forward (Details) - Transformation Plan $ in Millions	12 Months Ended
	Jun. 30, 2024 USD ($)
Restructuring Reserve [Roll Forward]
Balance—July 1, 2023	$ 10.0
Restructuring charges	0.2
Payments	(3.0)
Changes in estimates and reclassification(a)	(2.7)
Effect of exchange rates	0.2
Balance—June 30, 2024	4.7
Severance and Employee Benefits
Restructuring Reserve [Roll Forward]
Balance—July 1, 2023	10.0
Restructuring charges	0.2
Payments	(3.0)
Changes in estimates and reclassification(a)	(2.7)
Effect of exchange rates	0.2
Balance—June 30, 2024	$ 4.7