Income Taxes (Tables)

3 Months Ended

Oct. 27, 2012

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
	October 27, 2012			October 29, 2011
Income before provision for income taxes	$	2,631		$	2,245
Provision for income taxes	$	539		$	468
Effective tax rate	20.5		%	20.8		%