Income Taxes (Tables)

9 Months Ended

Apr. 29, 2017

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 29, 2017			April 30, 2016			April 29, 2017			April 30, 2016
Income before provision for income taxes	$	3,191		$	3,083		$	9,107		$	9,526
Provision for income taxes	$	676		$	734		$	1,922		$	1,600
Effective tax rate	21.2		%	23.8		%	21.1		%	16.8		%