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Stock-Based Compensation Plans - Summary of Stock-Based Compensation Expense (Details) - USD ($) $ in Millions	4 Months Ended	12 Months Ended			20 Months Ended
	Dec. 31, 2017	Sep. 01, 2019	Sep. 02, 2018	Sep. 03, 2017	Sep. 01, 2019
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		21.00%	25.60%	35.00%	21.00%
Total stock-based compensation expense before income taxes		$ 595	$ 544	$ 514
Less income tax benefit		(128)	(116)	(167)
Total stock-based compensation expense, net of income taxes		$ 467	$ 428	$ 347
Scenario, Plan [Member]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	35.00%

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of noncash expense for share-based payment arrangement.

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