Restructuring Programs - Schedule of Changes in Restructuring Program Liabilities (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Restructuring Reserve [Roll Forward]
Restructuring liabilities, beginning balance	$ 94	$ 66	$ 86
Additions	94	125	94
Payments	(125)	(99)	(111)
Other	(1)	2	(3)
Restructuring liabilities, ending balance	62	94	66
One-time employee termination benefits
Restructuring Reserve [Roll Forward]
Restructuring liabilities, beginning balance	53	25	51
Additions	88	116	69
Payments	(113)	(90)	(92)
Other	(1)	2	(3)
Restructuring liabilities, ending balance	27	53	25
Other costs
Restructuring Reserve [Roll Forward]
Restructuring liabilities, beginning balance	41	41	35
Additions	6	9	25
Payments	(12)	(9)	(19)
Other	0	0	0
Restructuring liabilities, ending balance	$ 35	$ 41	$ 41