Income Taxes - Deferred Tax Assets and Liabilities (Parenthetical) (Details) - USD ($) $ in Millions		9 Months Ended
		Jun. 29, 2024	Sep. 30, 2023
Income Tax [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	[1]	$ 3,506	$ 3,841
International Theme Parks
Income Tax [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Foreign		1,500	1,600
Deferred Tax Assets, Tax Credit Carryforwards, Foreign		$ 1,000	$ 1,000
International Theme Parks | CHINA
Income Tax [Line Items]
Net Operating Loss Carryforward, Period		5 years
International Theme Parks | UNITED STATES
Income Tax [Line Items]
Foreign Tax Credit Carryforward, Period		10 years
China Theme Parks
Income Tax [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Foreign		$ 100

[1] Balances at June 29, 2024 and September 30, 2023 include approximately $1.5 billion and $1.6 billion, respectively, of International Theme Park net operating losses. The International Theme Park net operating losses are primarily in France and, to a lesser extent, Hong Kong and China. Losses in France and Hong Kong have an indefinite carryforward period and losses in China have a five-year carryforward period. China theme park net operating losses of $0.1 billion, if not used, expire between fiscal 2025 and fiscal 2028. Balances at both June 29, 2024 and September 30, 2023 also include approximately $1.0 billion of foreign tax credits in the U.S., which have a ten-year carryforward period and, if not used, expire beginning in fiscal 2028.