FAIR VALUE MEASUREMENTS - Estimated Fair Values of Financial Instruments (Details) - USD ($) $ in Millions	Sep. 30, 2024	Jun. 30, 2024
Carrying Amount
Nonderivatives
Cash and cash equivalents	$ 2,350	$ 3,395
Current and long-term debt	7,815	7,771
Deferred consideration payable	344	341
Carrying Amount | Cross-currency swap contracts
Derivatives
Derivative assets (liabilities)	39	80
Carrying Amount | Foreign currency forward contracts
Derivatives
Derivative assets (liabilities)	(59)	47
Carrying Amount | Interest rate-related derivatives
Derivatives
Derivative assets (liabilities)	(104)	(145)
Fair Value
Nonderivatives
Cash and cash equivalents	2,350	3,395
Current and long-term debt	7,561	7,174
Deferred consideration payable	347	340
Fair Value | Cross-currency swap contracts
Derivatives
Derivative assets (liabilities)	39	80
Fair Value | Foreign currency forward contracts
Derivatives
Derivative assets (liabilities)	(59)	47
Fair Value | Interest rate-related derivatives
Derivatives
Derivative assets (liabilities)	$ (104)	$ (145)