Restructuring Programs - Schedule of Changes in Restructuring Program Liabilities (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Restructuring Reserve [Roll Forward]
Restructuring liabilities, beginning balance	$ (27)	$ (38)	$ (68)
Additions	(111)		(35)
Payments	54	11	65
Restructuring liabilities, ending balance	(84)	(27)	(38)
One time termination benefits
Restructuring Reserve [Roll Forward]
Restructuring liabilities, beginning balance	(8)	(16)	(38)
Additions	(111)		(39)
Payments	52	8	61
Restructuring liabilities, ending balance	(67)	(8)	(16)
Contract termination costs
Restructuring Reserve [Roll Forward]
Restructuring liabilities, beginning balance	(19)	(22)	(30)
Additions	0		(4)
Payments	2	3	4
Restructuring liabilities, ending balance	$ (17)	$ (19)	$ (22)