v3.5.0.2

Shareholders' Equity (Additional Information) (Details) - USD ($) $ / shares in Units, shares in Millions | 3 Months Ended
--- | ---
Oct. 29, 2016 | Oct. 24, 2015
Class of Stock [Line Items] |  |
Cash dividends paid per common share (in dollars per share) | $ 0.26 | $ 0.21
Payments of dividends | $ 1,308,000,000 | $ 1,068,000,000
Authorized common stock repurchase amount | 112,000,000,000 |
Remaining authorized repurchase amount | $ 14,400,000,000 |
Shares repurchased for tax withholdings on vesting of restricted stock units (in shares) | 13 | 15
Payments related to tax withholding for share-based compensation | $ 401,000,000 | $ 382,000,000

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