Income Taxes (Tables)

3 Months Ended

Oct. 27, 2018

Income Tax Disclosure [Abstract]

Income Tax Provision

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

	Three Months Ended
	October 27, 2018			October 28, 2017
Income before provision for income taxes	$	3,909		$	2,962
Provision for income taxes	$	360		$	568
Effective tax rate	9.2		%	19.2		%