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Significant Accounting Policies - Inventories (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 04, 2021 | Sep. 02, 2021 | Sep. 03, 2020 | Aug. 29, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Inventories |  | $ 4,487 | $ 5,373 |
Cost of goods sold |  | $ 17,282 | $ 14,883 | $ 12,704
Change in Accounting Principle, Inventory Method |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Inventories | $ (133) |  |  |
Cost of goods sold | $ 133 |  |  |

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