Revenues - Summary of Deferred Revenue from Contract with Customers (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Contract with Customer, Liability [Roll Forward]
Beginning balance	$ 622	$ 604
Deferral of revenue	3,638	3,624
Recognition of deferred revenue	(3,704)	(3,606)
Other	(5)	0
Ending balance	551	622
Deferred Revenue
Contract with Customer, Liability [Roll Forward]
Recognition of deferred revenue	$ 570	$ 561