Segment Information - Schedule of Reconciliation of Assets from Segments to Consolidated (Details) - USD ($) $ in Millions	Sep. 30, 2026	Jun. 30, 2026
Segment Reporting [Line Items]
Total assets	$ 23,093	$ 22,482
Investments	833	965
Operating Segments \| Cable Network Programming
Segment Reporting [Line Items]
Total assets	3,263	3,216
Operating Segments \| Television
Segment Reporting [Line Items]
Total assets	9,316	8,829
Corporate and Other
Segment Reporting [Line Items]
Total assets	$ 9,681	$ 9,472

Amount of asset recognized for present right to economic benefit.

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details