Income Taxes (Tables)

9 Months Ended

Apr. 28, 2018

Income Tax Disclosure [Abstract]

Income Tax Provision

The following table provides details of income taxes (in millions, except percentages):

	Three Months Ended						Nine Months Ended
	April 28, 2018			April 29, 2017			April 28, 2018			April 29, 2017
Income before provision for income taxes	$	3,253		$	3,191		$	9,447		$	9,107
Provision for income taxes	$	562		$	676		$	13,140		$	1,922
Effective tax rate	17.3		%	21.2		%	139.1		%	21.1		%