Income Taxes (Tables)

9 Months Ended

Apr. 30, 2016

Income Tax Disclosure [Abstract]

Income tax provision [Table Text Block]

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

	Three Months Ended						Nine Months Ended
	April 30, 2016			April 25, 2015			April 30, 2016			April 25, 2015
Income before provision for income taxes	$	3,083		$	3,035		$	9,526		$	8,268
Provision for income taxes	$	734		$	598		$	1,600		$	1,606
Effective tax rate	23.8		%	19.7		%	16.8		%	19.4		%