Segment Information - Reconciliation of Goodwill and Intangible Assets, Net from Segments to Consolidated (Details) - USD ($) $ in Millions	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	$ 6,643	$ 6,711
Cable Network Programming
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	1,312	1,322
Television
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	4,633	4,671
Other, Corporate and Eliminations
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	$ 698	$ 718