LEASES - Supplemental Balance Sheet Information (Details) - USD ($) $ in Millions	Jun. 30, 2025	Jun. 30, 2024
Assets:
Operating lease ROU assets	$ 176.1	$ 186.2
Liabilities:
Operating lease liabilities - Current	37.2	38.0
Operating lease liabilities - Non-current	169.5	183.8
Total Operating lease liabilities	$ 206.7	$ 221.9
Operating lease ROU assets extensible list	Other non-current assets	Other non-current assets
Operating lease liabilities - current, extensible list	Accounts Payable and Accrued Liabilities, Current	Accounts Payable and Accrued Liabilities, Current
Operating lease liabilities - Non- current, extensible list	Other non-current liabilities	Other non-current liabilities