REVENUES - Summary of Deferred Revenue from Contract with Customers (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025
Contract with Customer, Liability [Roll Forward]
Beginning balance	$ 498	$ 483
Deferral of revenue	3,278	3,198
Recognition of deferred revenue	(3,229)	(3,197)
Other	(4)	14
Ending balance	543	498
Recognition of deferred revenue	$ 473	$ 451