FAIR VALUE MEASUREMENTS - Hierarchy For Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - Recurring basis - USD ($) $ in Millions	Dec. 31, 2024	Jun. 30, 2024
Assets:
Money market funds	$ 1,154	$ 1,507
Foreign currency forward contracts	118	68
Cross-currency swap contracts	88	80
Total	1,360	1,655
Liabilities:
Foreign currency forward contracts	52	21
Interest rate contracts	138	145
Cross-currency swap contracts	8
Total	198	166
Level 1
Assets:
Money market funds	1,154	1,507
Foreign currency forward contracts	0	0
Cross-currency swap contracts	0	0
Total	1,154	1,507
Liabilities:
Foreign currency forward contracts	0	0
Interest rate contracts	0	0
Cross-currency swap contracts	0
Total	0	0
Level 2
Assets:
Money market funds	0	0
Foreign currency forward contracts	118	68
Cross-currency swap contracts	88	80
Total	206	148
Liabilities:
Foreign currency forward contracts	52	21
Interest rate contracts	138	145
Cross-currency swap contracts	8
Total	198	166
Level 3
Assets:
Money market funds	0	0
Foreign currency forward contracts	0	0
Cross-currency swap contracts	0	0
Total	0	0
Liabilities:
Foreign currency forward contracts	0	0
Interest rate contracts	0	0
Cross-currency swap contracts	0
Total	$ 0	$ 0