Additional Financial Information - Schedule of Other Current Liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2024	Jun. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Royalties and commissions payable	$ 245	$ 215
Current operating lease liabilities	115	117
Allowance for sales returns	146	141
Programming rights payable	103	98
Other	320	334
Total Other current liabilities	$ 929	$ 905
Operating lease, liability, current, statement of financial position [extensible enumeration]	Total Other current liabilities	Total Other current liabilities