Fair Value (Liabilities Measured on Recurring Basis) (Details) - Redeemable Noncontrolling Interests - Level 3 - USD ($) $ in Millions		12 Months Ended
		Jun. 30, 2020		Jun. 30, 2019		Jun. 30, 2018
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning of year		$ (189)		$ (275)		$ (154)
Acquisitions	[1]	(109)		0		0
Net income		(33)		(33)		(41)
Distributions		24		32		41
Accretion and other		2	[2]	87	[2]	(121)
End of year		$ (305)		$ (189)		$ (275)

[1] See Note 3—Acquisitions, Disposals and Other Transactions under the heading “Credible Acquisition.”

[2] As a result of the expiration of a portion of the put rights held by the sports network minority shareholder during fiscal 2020 and 2019, approximately $120 million and $200 million, respectively, was reclassified into equity.