Segment Information - Reconciliation of Goodwill and Intangible Assets, Net from Segments to Consolidated (Details) - USD ($) $ in Millions	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	$ 6,711	$ 6,589
Operating Segments | Cable Network Programming
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	1,322	1,324
Operating Segments | Television
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	4,671	4,582
Operating Segments | Other, Corporate and Eliminations
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	$ 718	$ 683