Income Taxes - Deferred tax Assets and Liabilities (Parenthetical) (Details) - USD ($) $ in Millions		12 Months Ended
		Oct. 02, 2021	Oct. 03, 2020
Income Taxes [Line Items]
Deferred Tax Assets, operating Loss Carryforwards, Foreign	[1]	$ 3,944	$ 3,137
Minimum | Foreign Tax Credit
Income Taxes [Line Items]
Tax Credit Carryforward, Expiration Date		Sep. 30, 2028
International Theme Parks
Income Taxes [Line Items]
Deferred Tax Assets, operating Loss Carryforwards, Foreign		$ 1,600	1,400
Deferred Tax Assets, Tax Credit Carryforwards, Foreign		$ 1,000	$ 700
International Theme Parks | CHINA
Income Taxes [Line Items]
Net Operating Loss Carryforward, Period		5 years
International Theme Parks | UNITED STATES
Income Taxes [Line Items]
Tax Credit Carryforward, Period		10 years
China Theme Parks
Income Taxes [Line Items]
Deferred Tax Assets, operating Loss Carryforwards, Foreign		$ 100
China Theme Parks | CHINA | Minimum
Income Taxes [Line Items]
Operating Loss Carryforwards, Expiration Date		Oct. 01, 2022
China Theme Parks | CHINA | Maximum
Income Taxes [Line Items]
Operating Loss Carryforwards, Expiration Date		Oct. 02, 2027

[1] Balances as of October 2, 2021 and October 3, 2020 include approximately $1.6 billion and $1.4 billion, respectively, of International Theme Park net operating losses and approximately $1.0 billion and $0.7 billion, respectively of foreign tax credits in the U.S. 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 may expire between fiscal 2022 and fiscal 2027. Foreign tax credits in the U.S. have a ten-year carryforward period. Foreign tax credits of $1.0 billion may expire beginning fiscal 2028.