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Stock-Based Compensation Plans - Summary of Stock-Based Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended
	Nov. 24, 2019	Nov. 25, 2018
Document Period End Date	Nov. 24, 2019
Stock-based compensation expense before income taxes	$ 301	$ 270
Less recognized income tax benefit	(66)	(61)
Stock-based compensation expense, net of income taxes	$ 235	$ 209
Restricted Stock Units (RSUs) [Member]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition	1 year 9 months 18 days

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