DERIVATIVE FINANCIAL INSTRUMENTS - Derivative Instruments Included in the Consolidated Balance Sheets (Details) - USD ($) $ in Millions	Jun. 30, 2021	Jun. 30, 2020
Derivatives, Fair Value
Derivative Asset, Total	$ 67	$ 102
Derivative Liability, Total	56	83
Derivatives Designated as Hedging Instruments
Derivatives, Fair Value
Derivative Asset, Total	61	62
Derivative Liability, Total	20	68
Derivatives Designated as Hedging Instruments \| Prepaid expenses and other current assets \| Net investment hedges
Derivatives, Fair Value
Derivative asset, fair value	34	21
Derivatives Designated as Hedging Instruments \| Other accrued liabilities \| Net investment hedges
Derivatives, Fair Value
Derivative liability, fair value	0	62
Derivatives Designated as Hedging Instruments \| Foreign currency forward contracts \| Prepaid expenses and other current assets
Derivatives, Fair Value
Derivative asset, fair value	12	26
Derivatives Designated as Hedging Instruments \| Foreign currency forward contracts \| Other accrued liabilities
Derivatives, Fair Value
Derivative liability, fair value	20	3
Derivatives Designated as Hedging Instruments \| Interest rate-related derivatives \| Prepaid expenses and other current assets
Derivatives, Fair Value
Derivative asset, fair value	15	15
Derivatives Designated as Hedging Instruments \| Interest rate-related derivatives \| Other accrued liabilities
Derivatives, Fair Value
Derivative liability, fair value	0	3
Derivatives Not Designated as Hedging Instruments \| Foreign currency forward contracts \| Prepaid expenses and other current assets
Derivatives, Fair Value
Derivative asset, fair value	6	40
Derivatives Not Designated as Hedging Instruments \| Foreign currency forward contracts \| Other accrued liabilities
Derivatives, Fair Value
Derivative liability, fair value	$ 36	$ 15

Fair value of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, not subject to a master netting arrangement.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Fair value of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, not subject to a master netting arrangement.

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