FAIR VALUE MEASUREMENTS - Estimated Fair Values of Financial Instruments (Details) - USD ($) $ in Millions	Dec. 31, 2024	Jun. 30, 2024
Carrying Amount
Nonderivatives
Cash and cash equivalents	$ 2,586	$ 3,395
Current and long-term debt	7,280	7,771
Deferred consideration payable	341	341
Carrying Amount | Foreign currency forward contracts
Derivatives
Derivative assets (liabilities)	66	47
Carrying Amount | Cross-currency swap contracts
Derivatives
Derivative assets (liabilities)	80	80
Carrying Amount | Interest rate contracts
Derivatives
Derivative assets (liabilities)	(138)	(145)
Fair Value
Nonderivatives
Cash and cash equivalents	2,586	3,395
Current and long-term debt	6,636	7,174
Deferred consideration payable	342	340
Fair Value | Foreign currency forward contracts
Derivatives
Derivative assets (liabilities)	66	47
Fair Value | Cross-currency swap contracts
Derivatives
Derivative assets (liabilities)	80	80
Fair Value | Interest rate contracts
Derivatives
Derivative assets (liabilities)	$ (138)	$ (145)