Fair Value - Schedule of Financial Assets and Liabilities Carried at Fair Value on a Recurring Basis (Details) - USD ($) $ in Millions	Jun. 30, 2022	Jun. 30, 2021
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Investments in equity securities	$ 435	$ 788
Redeemable noncontrolling interests	(188)	(261)
Fair value measurements recurring
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Investments in equity securities	435	788
Redeemable noncontrolling interests	(188)	(261)
Total	247	527
Fair value measurements recurring | Level 1
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Investments in equity securities	435	788
Redeemable noncontrolling interests	0	0
Total	435	788
Fair value measurements recurring | Level 2
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Investments in equity securities	0	0
Redeemable noncontrolling interests	0	0
Total	0	0
Fair value measurements recurring | Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Investments in equity securities	0	0
Redeemable noncontrolling interests	(188)	(261)
Total	$ (188)	$ (261)