FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Schedule of Hedges Classified as Current or Non-current in Balance Sheets Based on Maturity Dates (Details) - Interest Rate Contract - Cash Flow Hedging - USD ($) $ in Millions	Dec. 31, 2025	Jun. 30, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivatives, reported under other current assets	$ 5	$ 7
Derivatives, reported under other non-current assets	$ 2	$ 5