Summary of Significant Accounting Policies - Schedule of Receivables, Net (Details) - USD ($) $ in Millions	Jun. 30, 2026	Jun. 30, 2025
Accounting Policies [Abstract]
Total receivables	$ 3,516	$ 2,522
Allowance for credit losses	(61)	(50)
Total receivables, net	$ 3,455	$ 2,472