SUPPLEMENTAL FINANCIAL INFORMATION - RESTRUCTURING ACTIVITY (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve Beginning Balance	$ 147	$ 278
Restructuring Charges	329	253	$ 330
Payments for Restructuring	(302)	(384)
Restructuring Reserve Ending Balance	174	147	278
Separations
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve Beginning Balance	121	176
Restructuring Charges	175	88
Payments for Restructuring	(141)	(143)
Restructuring Reserve Ending Balance	155	121	176
Asset-Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve Beginning Balance	0	0
Restructuring Charges	43	87
Payments for Restructuring	(43)	(87)
Restructuring Reserve Ending Balance	0	0	0
Other
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve Beginning Balance	26	102
Restructuring Charges	111	78
Payments for Restructuring	(118)	(154)
Restructuring Reserve Ending Balance	$ 19	$ 26	$ 102