DERIVATIVE FINANCIAL INSTRUMENTS - Cash Flow Hedges, Fair Value Hedges, Credit Risk Narrative (Details)	6 Months Ended
Dec. 31, 2024 USD ($) agency	Jun. 30, 2024 USD ($)
Derivatives Not Designated as Hedging Instruments:
Derivative instruments
Notional amount	$ 3,443,000,000
Derivative
Derivative instruments
Minimum number of nationally recognized rating agencies \| agency	2
Maximum exposure to credit risk in the event of non performance by counterparties, gross fair value of contracts in asset positions	$ 206,000,000
Derivatives in fair value hedging relationships \| Interest rate swap contracts \| 2.600% Senior Notes, due April 15, 2030 ("2030 Senior Notes")
Derivative instruments
Notional amount	$ 700,000,000
Number of months for SOFR calculation	3 months
Derivatives in fair value hedging relationships \| Interest rate swap contracts \| 1.950% Senior Notes, due March15, 2031 ("2031 Senior Notes")
Derivative instruments
Notional amount	$ 300,000,000
Number of months for SOFR calculation	3 months
Derivatives in fair value hedging relationships \| Cross-currency swap contracts
Derivative instruments
Notional amount	$ 491,000,000
Fair value hedge, gain to be reclassified within 12 months	14,000,000
Accumulated net gain (loss) on derivative instruments in AOCI, before tax	(1,000,000)	$ (7,000,000)
Cash flow hedges
Derivative instruments
Accumulated net gain (loss) on derivative instruments in AOCI, before tax	74,000,000	$ 75,000,000
Amount of expected gain to be reclassified from AOCI into earnings, net of tax, within the next twelve months	27,000,000
Cash flow hedges \| Foreign currency forward contracts
Derivative instruments
Notional amount	1,895,000,000
Net investment hedges \| Foreign currency forward contracts and Cross-currency swap contracts
Derivative instruments
Notional amount	$ 1,401,000,000

Fair Value Hedge Gain (Loss) To Be Reclassified Within 12 Months

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Amount before tax of increase (decrease) in accumulated equity from transactions and other events and circumstances from non-owner sources, including portion attributable to noncontrolling interest. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners (distributions to owners).

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Fair value of credit risk derivative asset.

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Nominal or face amount used to calculate payments on the derivative asset.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Nominal or face amount used to calculate payment on derivative.

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The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

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