PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details) - USD ($) $ in Millions	Jun. 30, 2025	Jun. 30, 2024
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Prepaid marketing, copyright and agency fees	$ 98.4	$ 94.4
Value added tax, sales and other non-income tax assets	74.5	99.4
Expected income tax refunds, credits and prepaid income taxes	62.9	101.4
Other	126.2	142.0
Total prepaid expenses and other current assets	$ 362.0	$ 437.2