Debt and Credit Facilities - Additional Information (Detail) In Millions, unless otherwise specified	6 Months Ended			6 Months Ended		1 Months Ended	6 Months Ended			3 Months Ended	6 Months Ended			6 Months Ended		6 Months Ended
	Jul. 28, 2012 USD ($)	Jan. 28, 2012 USD ($)	Jul. 30, 2011 USD ($)	Jul. 28, 2012 Letter Of Credit Agreement USD ($) Year	Jul. 28, 2012 Letter Of Credit Agreement Trade Letter of Credit USD ($)	Aug. 31, 2012 Subsequent Event Letter Of Credit Agreement USD ($)	Jul. 28, 2012 5.95 Percent Notes Due April 2021 USD ($)	Jan. 28, 2012 5.95 Percent Notes Due April 2021 USD ($)	Jul. 30, 2011 5.95 Percent Notes Due April 2021 USD ($)	Apr. 28, 2012 $400 Million, Five-Year, Unsecured Term Loan Due April 2016 USD ($) Year	Jul. 28, 2012 $400 Million, Five-Year, Unsecured Term Loan Due April 2016 USD ($)	Jan. 28, 2012 $400 Million, Five-Year, Unsecured Term Loan Due April 2016 USD ($)	Jul. 30, 2011 $400 Million, Five-Year, Unsecured Term Loan Due April 2016 USD ($)	Jul. 28, 2012 Five-Year, Unsecured Revolving Credit Facility USD ($) Year	Jul. 28, 2012 Five-Year, Unsecured Revolving Credit Facility Standby Letters of Credit USD ($)	Jul. 28, 2012 China Facilities USD ($)	Jul. 28, 2012 China Facilities CNY	Jan. 28, 2012 China Facilities USD ($)	Jul. 30, 2011 China Facilities USD ($)
Debt Instrument [Line Items]
Aggregate principal amount of notes issued							$ 1,250				$ 400
Notes, interest rate							5.95%
Notes, maturity date							Apr. 12, 2021				Apr. 07, 2016
Estimated fair value							1,320	1,190	1,230		360	400	400
Repayment of unsecured term loan	40									40
Annual repayment amount of unsecured term loan											40
Debt instrument maturity term, years				2						5				5
Final repayment											240
Carrying amount of debt	1,606	1,646	1,646								360
Planned payment date											Oct. 27, 2012
Maximum borrowing capacity														500		31	196
Expiration date				Sep. 30, 2012		Sep. 30, 2014								Apr. 07, 2016		Sep. 30, 2012	Sep. 30, 2012
Borrowings															69	8	50
Remaining borrowing capacity														431		21
Facility interest rate																6.13%	6.13%
Bank guarantees related to store leases																2
Current maturities of debt	48	59	43															19	3
Unsecured committed letter of credit amount				$ 100	$ 0	$ 50