ACQUISITIONS - Schedule of Business Combination, Financial Information on Transaction (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Business Combination [Line Items]
Cash payments	$ 193.5	$ 34.3	$ 0.0
Goodwill	3,609.6	3,469.4
SIS
Business Combination [Line Items]
Cash payments	185.5
Net tangible liabilities assumed	1.9
Goodwill	38.3	$ 38.6
Intangible assets	149.1
Aggregate purchase price	$ 185.5