Segment Information - Schedule of Reconciliation of Goodwill and Intangible Assets, Net from Segments to Consolidated (Details) - USD ($) $ in Millions	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	$ 6,582	$ 6,643
Corporate and Other
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	689	698
Cable Network Programming | Operating Segments
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	1,288	1,312
Television | Operating Segments
Segment Reporting Information [Line Items]
Goodwill and intangible assets, net	$ 4,605	$ 4,633