Summary Of Significant Accounting Policies (Merchandise Inventories (Details) - USD ($) $ in Millions	Aug. 29, 2021	Aug. 30, 2020
Schedule of Inventory [Line Items]
Merchandise inventories	$ 14,215	$ 12,242
UNITED STATES
Schedule of Inventory [Line Items]
LIFO Inventory	10,248	8,871
CANADA
Schedule of Inventory [Line Items]
FIFO Inventory Amount	1,456	1,310
Other International Operations
Schedule of Inventory [Line Items]
FIFO Inventory Amount	$ 2,511	$ 2,061

The amount of FIFO (first in first out) inventory present at the reporting date when inventory is also valued using different valuation methods.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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The amount of LIFO (last in first out) inventory present at the reporting date when inventory is also valued using different valuation methods.

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