SHARE-BASED COMPENSATION PLANS - Executive Ownership Programs (Details) - USD ($) shares in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 137,600,000	$ 197,800,000	$ 28,400,000
EOP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares purchased during period (in shares)	0.0	0.0	0.1
Share-based compensation expense	$ 0	$ 0	$ 0