Financial Instruments (Schedule of Changes in Cash Flow Hedges in Other Comprehensive Income) (Details) (USD $) In Millions							3 Months Ended		9 Months Ended		3 Months Ended	9 Months Ended		3 Months Ended	9 Months Ended		3 Months Ended		9 Months Ended	3 Months Ended	9 Months Ended			3 Months Ended		9 Months Ended	3 Months Ended	9 Months Ended
	May 01, 2011	Jan. 30, 2011	Aug. 01, 2010	May 02, 2010	Jan. 31, 2010	Aug. 02, 2009	May 01, 2011 Foreign Exchange Contracts [Member]	May 02, 2010 Foreign Exchange Contracts [Member]	May 01, 2011 Foreign Exchange Contracts [Member]	May 02, 2010 Foreign Exchange Contracts [Member]	May 01, 2011 Foreign Exchange Contracts [Member] Other Expenses/Income [Member]	May 01, 2011 Foreign Exchange Contracts [Member] Other Expenses/Income [Member]	May 02, 2010 Foreign Exchange Contracts [Member] Other Expenses/Income [Member]	May 02, 2010 Foreign Exchange Contracts [Member] Cost of Products Sold [Member]	May 01, 2011 Foreign Exchange Contracts [Member] Cost of Products Sold [Member]	May 02, 2010 Foreign Exchange Contracts [Member] Cost of Products Sold [Member]	May 01, 2011 Foreign Exchange Contracts [Member] Interest Expense [Member]	May 02, 2010 Cross-currency Swap Contracts [Member]	May 02, 2010 Cross-currency Swap Contracts [Member]	May 02, 2010 Interest Rate Swaps [Member]	May 02, 2010 Interest Rate Swaps [Member]	May 01, 2011 Interest Rate Swaps [Member] Interest Expense [Member]	May 02, 2010 Interest Rate Swaps [Member] Interest Expense [Member]	May 01, 2011 Commodity Derivative Contracts [Member]	May 02, 2010 Commodity Derivative Contracts [Member]	May 01, 2011 Commodity Derivative Contracts [Member]	May 01, 2011 Commodity Derivative Contracts [Member] Cost of Products Sold [Member]	May 01, 2011 Commodity Derivative Contracts [Member] Cost of Products Sold [Member]	May 02, 2010 Commodity Derivative Contracts [Member] Cost of Products Sold [Member]
OCI derivative gain/(loss) at beginning of year	$ (32)	$ (25)	$ (28)	$ (25)	$ (22)	$ (31)
Derivative instruments gain (loss) recognized in OCI							(7)	(6)	(10)	(7)								1	3	(3)	(5)			(1)	1	2
Derivative instrument gain (loss) reclassified											1	1	(1)	4	2	14	1					2	1				(1)	(1)	1
OCI derivative gain/(loss) at end of quarter	$ (32)	$ (25)	$ (28)	$ (25)	$ (22)	$ (31)