Restructuring Charges (Narrative) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended				12 Months Ended			13 Months Ended	3 Months Ended
	Apr. 29, 2012	Jan. 29, 2012	Oct. 30, 2011	Jul. 31, 2011	Jul. 29, 2012	Jul. 31, 2011	Aug. 01, 2010	Jul. 29, 2012	Jul. 29, 2012 Australia	Jul. 29, 2012 Salaried Workforce [Member]	Jul. 29, 2012 Salaried Workforce [Member] Camden New Jersey [Member]	Jul. 29, 2012 Salaried Workforce [Member] Outsource Of U.S. Retail Merchandising [Member]	Jul. 29, 2012 Moscow [Member]	Jul. 29, 2012 Restructuring Charges And Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated									190	510	130	190		727
Positions eliminated													50
Restructuring charges				$ 63	$ 10	$ 63	$ 12
Restructuring charges, after tax	3	2	1	41	6		8
Restructuring charges per diluted share	$ 0.01	$ 0.01		$ 0.12	$ 0.02		$ 0.02
Restructuring and Related Cost, expected								75						115
Expected cash expenditures								50						38
Expected investment in capital expenditures								40						27
Aggregate pre-tax costs expected to be incurred								2
Payments for (Proceeds from) Productive Assets								$ 18