DERIVATIVE FINANCIAL INSTRUMENTS - Gain (Loss) on Derivative Financial Instruments (Details) - USD ($) $ in Millions	3 Months Ended
Sep. 30, 2026	Sep. 30, 2025
Gain (loss) on derivative financial instruments
Amount of Gain (Loss) Recognized in OCI on Derivatives	$ (22)	$ 31
Amount of Gain Reclassified from AOCI into Earnings	(8)	0
Cash flow hedges
Gain (loss) on derivative financial instruments
Amount of Gain (Loss) Recognized in OCI on Derivatives	(11)	16
Amount of Gain Reclassified from AOCI into Earnings	(8)	0
Net investment hedges
Gain (loss) on derivative financial instruments
Amount of Gain (Loss) Recognized in OCI on Derivatives	(11)	15
Amount of Gain Reclassified from AOCI into Earnings	0	0
Foreign currency forward contracts \| Cash flow hedges
Gain (loss) on derivative financial instruments
Amount of Gain (Loss) Recognized in OCI on Derivatives	(11)	16
Foreign currency forward contracts \| Net investment hedges
Gain (loss) on derivative financial instruments
Amount of Gain (Loss) Recognized in OCI on Derivatives	3	0
Amount of Gain Reclassified from AOCI into Earnings	0	0
Foreign currency forward contracts \| Net investment hedges \| Derivatives Designated as Hedging Instruments:
Gain (loss) on derivative financial instruments
Gain recognized in earnings related to the amount excluded from effectiveness testing	3	3
Foreign currency forward contracts \| Location, Statement of Income, Balance [Axis]: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax \| Cash flow hedges
Gain (loss) on derivative financial instruments
Amount of Gain Reclassified from AOCI into Earnings	(8)	0
Cross-currency swap contracts \| Net investment hedges
Gain (loss) on derivative financial instruments
Amount of Gain (Loss) Recognized in OCI on Derivatives	(14)	15
Amount of Gain Reclassified from AOCI into Earnings	0	0
Cross-currency swap contracts \| Net investment hedges \| Derivatives Designated as Hedging Instruments:
Gain (loss) on derivative financial instruments
Gain recognized in earnings related to the amount excluded from effectiveness testing	$ 3	$ 3

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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Gain relating to components of the gain (loss) on the fair value hedging instrument excluded from the assessment of fair value hedge effectiveness. Recognized in earnings.

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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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Amount before tax of reclassification adjustments of other comprehensive income (loss).

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