Debt And Credit Facilities (Summary Of Long-Term Debt) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	May 03, 2014	May 04, 2013	Feb. 01, 2014
Debt Instrument [Line Items]
Total secured debt	$ 373	$ 380	$ 376
Total unsecured debt	2,744	2,746	2,737
Total long-term debt	3,117	3,126	3,113
Less: current portion	(7)	(7)	(7)
Total due beyond one year	3,110	3,119	3,106
Series 2011-1 Class A Notes, 2.28%, due October 2016 [Member]
Debt Instrument [Line Items]
Total secured debt	325	325	325
Debt instrument interest rate	2.28%	2.28%	2.28%
Maturity date	October 2016	October 2016	October 2016
Mortgage payable, 7.68%, due April 2020 [Member]
Debt Instrument [Line Items]
Total secured debt	40	45	42
Debt instrument interest rate	7.68%	7.68%	7.68%
Maturity date	April 2020	April 2020	April 2020
Other [Member]
Debt Instrument [Line Items]
Total secured debt	8	10	9
Total unsecured debt	55	57	50
Senior notes, 6.75%, due June 2014, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	0	400	0
Debt instrument interest rate	6.75%	6.75%	6.75%
Maturity date	June 2014	June 2014	June 2014
Senior notes, 6.25%, due January 2018, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	649	648	648
Debt instrument interest rate	6.25%	6.25%	6.25%
Maturity date	January 2018	January 2018	January 2018
Senior notes, 4.75%, due May 2020, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	499	498	499
Debt instrument interest rate	4.75%	4.75%	4.75%
Maturity date	May 2020	May 2020	May 2020
Senior notes, 4.00%, due October 2021, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	499	499	499
Debt instrument interest rate	4.00%	4.00%	4.00%
Maturity date	October 2021	October 2021	October 2021
Senior debentures, 6.95%, due March 2028, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	300	300	300
Debt instrument interest rate	6.95%	6.95%	6.95%
Maturity date	March 2028	March 2028	March 2028
Senior notes, 7.00%, due January 2038, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	146	344	146
Debt instrument interest rate	7.00%	7.00%	7.00%
Maturity date	January 2038	January 2038	January 2038
Senior notes, 5.00%, due January 2044, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	$ 596	$ 0	$ 595
Debt instrument interest rate	5.00%	5.00%	5.00%
Maturity date	January 2044	January 2044	January 2044