Goodwill and Intangible Assets, Net - Schedule of Carrying Value of Goodwill, by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 3,435	$ 3,409
Acquisitions		32
Disposals		(6)
Acquisitions and other	119
Goodwill, ending balance	3,554	3,435
Operating Segments | Cable Network Programming
Goodwill [Roll Forward]
Goodwill, beginning balance	1,059	1,032
Acquisitions		32
Disposals		(5)
Acquisitions and other	0
Goodwill, ending balance	1,059	1,059
Operating Segments | Television
Goodwill [Roll Forward]
Goodwill, beginning balance	2,155	2,155
Acquisitions		0
Disposals		0
Acquisitions and other	86
Goodwill, ending balance	2,241	2,155
Operating Segments | Other, Corporate and Eliminations
Goodwill [Roll Forward]
Goodwill, beginning balance	221	222
Acquisitions		0
Disposals		(1)
Acquisitions and other	33
Goodwill, ending balance	$ 254	$ 221