Other Income, Net (Detail) - USD ($) $ in Millions	12 Months Ended
Oct. 02, 2021	Oct. 03, 2020	Sep. 28, 2019
Schedule of Other Income and Expense [Line Items]
Gain (Loss) on Sale of Investments	$ 332	$ 920	$ 4,733
Gain on sale of an investment	0	65	0
Hulu Gain	0	0	4,794
Insurance recoveries related to legal matters	0	0	46
Charge for the extinguishment of a portion of the debt originally assumed in the TFCF acquisition	0	0	(511)
Gain on sale of real estate, property rights and other	0	0	28
Other income, net	201	1,038	4,357
DraftKings
Schedule of Other Income and Expense [Line Items]
DraftKings Gain	(111)	973	0
fuboTV
Schedule of Other Income and Expense [Line Items]
Gain (Loss) on Sale of Investments	186	0	0
Super RTL
Schedule of Other Income and Expense [Line Items]
Gain (Loss) on Sale of Investments	$ 126	$ 0	$ 0

[Line Items] for Schedule of Other Income and Expense [Table]

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In a business combination achieved in stages, this element represents the amount of net gain (loss) recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.

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Amount of gain (loss) on sale or disposal of an equity method investment.

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Amount of realized and unrealized gain (loss) on investment.

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The net realized gain (loss) on investments sold during the period, not including gains (losses) on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, which, for cash flow reporting, is a component of proceeds from investing activities.

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The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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