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Revenues - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023	Sep. 30, 2023
Contract with Customer, Performance Obligation Satisfied in Previous Period	$ 300	$ 300	$ 800	$ 700
Revenue, Remaining Performance Obligation, Amount	15,000		15,000
Contract with Customer, Liability, Revenue Recognized	500	$ 500	4,800	$ 4,700
Syndicated programming
Long-term receivables, net of allowance for credit losses	400		400		$ 600
Mortgage Receivable
Long-term receivables, net of allowance for credit losses	700		700		$ 700
Unsatisfied performance obligation recognized in fiscal 2024
Revenue, Remaining Performance Obligation, Amount	2,000		2,000
Unsatisfied performance obligation recognized in fiscal 2025
Revenue, Remaining Performance Obligation, Amount	6,000		6,000
Unsatisfied performance obligation recognized in fiscal 2026
Revenue, Remaining Performance Obligation, Amount	3,000		3,000
Unsatisfied performance obligation recognized thereafter
Revenue, Remaining Performance Obligation, Amount	$ 4,000		$ 4,000