Composition of Certain Financial Statement Items Goodwill (Details) - USD ($) $ in Millions |
12 Months Ended | |||||||
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Sep. 29, 2019 |
Sep. 30, 2018 |
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Goodwill [Roll Forward] | ||||||||
Beginning balance | $ 6,498 | [1] | $ 6,623 | |||||
Acquisitions | 18 | |||||||
Impairments | (146) | (129) | ||||||
Other (1) | (88) | [2] | 4 | |||||
Ending balance | [1] | 6,282 | 6,498 | |||||
Cumulative goodwill impairments | 812 | 666 | ||||||
QCT [Member] | ||||||||
Goodwill [Roll Forward] | ||||||||
Beginning balance | 5,587 | [1] | 5,581 | |||||
Acquisitions | 18 | |||||||
Impairments | 0 | 0 | ||||||
Other (1) | (40) | [2] | 6 | |||||
Ending balance | [1] | 5,565 | 5,587 | |||||
QTL [Member] | ||||||||
Goodwill [Roll Forward] | ||||||||
Beginning balance | 718 | [1] | 741 | |||||
Acquisitions | 0 | |||||||
Impairments | 0 | (22) | ||||||
Other (1) | (1) | [2] | (1) | |||||
Ending balance | [1] | 717 | 718 | |||||
Nonreportable Segments [Member] | ||||||||
Goodwill [Roll Forward] | ||||||||
Beginning balance | 193 | [1] | 301 | |||||
Acquisitions | 0 | |||||||
Impairments | (146) | (107) | ||||||
Other (1) | (47) | [2] | (1) | |||||
Ending balance | [1] | $ 0 | $ 193 | |||||
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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