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Equity Plans - Stock-based compensation expense (Details) - USD ($) $ in Millions | 12 Months Ended
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Aug. 29, 2019 | Aug. 30, 2018 | Aug. 31, 2017
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |
Stock-based compensation expense | $ 243 | $ 198 | $ 215
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |
Tax benefit from compensation expense | 66 | 158 | 97
Total unrecognized compensation costs related to non-vested awards expected to be recognized | $ 439 |  |
Weighted average period that unrecognized compensation costs is expected to be recognized (in years) | 1 year 4 months |  |
Restricted stock awards |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |
Stock-based compensation expense | $ 178 | 140 | 144
Employee stock option |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |
Stock-based compensation expense | 33 | 55 | 71
Employee Stock Purchase Plan |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |
Stock-based compensation expense | 32 | 3 | 0
Equity plans |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |
Stock compensation expense capitalized and remained in inventory | 30 | 19 |
Cost of Goods Sold |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |
Stock-based compensation expense | 102 | 83 | 88
Selling, general, and administrative |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |
Stock-based compensation expense | 73 | 61 | 75
Research and development |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |
Stock-based compensation expense | $ 68 | $ 54 | $ 52

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