v3.26.1
VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Allowance for doubtful accounts and other customer deductions:      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Period $ 29.0 $ 24.3 $ 23.2
Charged to Costs and Expenses 13.0 12.3 8.9
Deductions (9.4) (7.6) (7.8)
Balance at End of Period 32.6 29.0 24.3
Allowance for customer returns:      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Period 52.6 63.8 82.8
Charged to Costs and Expenses 139.9 132.2 112.6
Deductions (140.7) (143.4) (131.6)
Balance at End of Period 51.8 52.6 63.8
Deferred tax valuation allowances:      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Period 274.1 151.4 60.7
Charged to Costs and Expenses 16.4 128.9 100.9
Deductions (2.8) (6.2) (10.2)
Balance at End of Period $ 287.7 $ 274.1 $ 151.4