Stockholders' Equity Changes in Stockholders' Equity (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|---|
Dec. 30, 2018 |
Sep. 30, 2018 |
Jun. 24, 2018 |
Mar. 25, 2018 |
Dec. 24, 2017 |
Sep. 24, 2017 |
Jun. 25, 2017 |
Sep. 30, 2018 |
Sep. 24, 2017 |
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| Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||||||||
| Balance at beginning of the period | $ 807 | ||||||||
| Cumulative effect of accounting changes (Note 1) | 3,403 | ||||||||
| Net income | 1,068 | $ (513) | $ 1,202 | $ 330 | $ (5,983) | $ 157 | $ 856 | $ (4,964) | $ 2,445 |
| Other comprehensive loss | (12) | 2 | |||||||
| Common stock issued under employee benefit plans and related tax benefits | 27 | ||||||||
| Share-based compensation | 249 | ||||||||
| Tax withholdings related to vesting of share-based payments | (139) | ||||||||
| Dividends | (767) | (862) | |||||||
| Stock repurchases | (1,019) | $ (225) | |||||||
| Balance at end of the period | $ 3,617 | $ 807 | $ 807 | ||||||
| X | ||||||||||
- Definition The amount of adjustment to stockholders' equity associated with an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. No definition available.
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- Definition Amount of increase to additional paid-in capital (APIC) from recognition of equity-based compensation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock. 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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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Represents the quantification of the effect of adopting the new accounting standard or change in accounting principle expected by the entity to have a significant effect on the entity's financial statements. No definition available.
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- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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