Composition of Certain Financial Statement Items Other Income, Costs and Expenses (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Mar. 30, 2017 |
Mar. 29, 2020 |
Mar. 31, 2019 |
Mar. 29, 2020 |
Mar. 31, 2019 |
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| Loss Contingencies [Line Items] | |||||
| Gain (Loss) Related to Litigation Settlement | $ 23 | $ 23 | $ 31 | ||
| Restructuring and restructuring-related charges | $ 25 | 204 | |||
| KFTC Complaint [Member] | |||||
| Loss Contingencies [Line Items] | |||||
| Loss Contingency, Loss in Period | $ 927 | $ (43) | $ (43) | ||
| X | ||||||||||
- Definition Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Definition The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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