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Equity - Restrictions on Net Assets (Details) - USD ($) $ in Millions | Jun. 01, 2017 | Sep. 01, 2016 | Jun. 02, 2016 | Sep. 03, 2015
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Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |  |  |  |
Cash and equivalents | $ 4,048 | $ 4,140 | $ 4,627 | $ 2,287
MMJ Group |  |  |  |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |  |  |  |
Amount of restricted net assets | 3,480 |  |  |
Cash and equivalents | 595 |  |  |
MSTW and MTTW |  |  |  |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |  |  |  |
Amount of restricted net assets | 2,550 |  |  |
Cash and equivalents | 261 |  |  |
IMFT |  |  |  |
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract] |  |  |  |
Amount of restricted net assets | 877 |  |  |
Cash and equivalents | $ 113 |  |  |

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