Equity Plans - Stock-based compensation expense (Details) - USD ($) $ in Millions	3 Months Ended
	Nov. 28, 2019	Nov. 29, 2018
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense	$ 72	$ 61
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Tax benefit from compensation expense	26	23
Total unrecognized compensation costs related to non-vested awards expected to be recognized	$ 719
Weighted average period that unrecognized compensation costs is expected to be recognized (in years)	1 year 6 months
Restricted stock awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense	$ 57	41
Employee Stock Purchase Plan (ESPP)
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense	8	8
Stock options
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense	7	12
Cost of goods sold
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense	31	26
Selling, general, and administrative
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense	22	19
Research and development
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense	$ 19	$ 16