Composition of Certain Financial Statement Items Other Current Liabilities (Details) - USD ($) $ in Millions |
Dec. 24, 2017 |
Sep. 24, 2017 |
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| Other Current Liabilities [Line Items] | ||
| Customer incentives and other customer-related liabilities | $ 2,989 | $ 2,804 |
| Other | 1,021 | 1,174 |
| Other current liabilities | 5,349 | 4,756 |
| EC [Member] | ||
| Other Current Liabilities [Line Items] | ||
| Loss contingency, accrual, current | 1,183 | 0 |
| TFTC [Member] | ||
| Other Current Liabilities [Line Items] | ||
| Loss contingency, accrual, current | $ 156 | $ 778 |
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- 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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- Definition Amount of loss contingency liability expected to be resolved within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Obligations not otherwise itemized or categorized in the footnotes to the financial statements that are due within one year or operating cycle, if longer, from the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amounts payable to customers at the balance sheet date. The term customers generally excludes other broker-dealers; persons who are principal officers, directors, and stockholders; and persons whose securities or funds are part of the regulatory net capital of the broker-dealer. Another broker-dealer's account can be classified as a customer if the account is carried as an omnibus account in compliance with certain regulations. The accounts of principal officers, directors and stockholders may be combined in the customer captions if they are not material and the combination is disclosed in the oath that is required to accompany the annual audited FOCUS Report. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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