Income Taxes (Income Before Provision for Income Taxes) (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Oct. 27, 2018 |
Oct. 28, 2017 |
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| Income Tax Disclosure [Abstract] | ||
| Income before provision for income taxes | $ 3,909 | $ 2,962 |
| Provision for income taxes | $ 360 | $ 568 |
| Effective tax rate | 9.20% | 19.20% |
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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