Shareholders' Equity (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended		12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Stockholders' Equity Note [Abstract]
Preferred stock, shares authorized	125,000,000		125,000,000
Preferred stock, par value	$ 0.01		$ 0.01
Preferred stock, shares issued	0		0
Common stock, shares authorized	1,000,000,000		1,000,000,000
Common stock, par value	$ 0.01		$ 0.01
Common stock, shares issued	444,605,800	487,338,500	444,605,800	487,338,500	495,038,500	495,038,500
Common stock, shares outstanding	387,701,100	414,181,000	387,701,100	414,181,000	423,341,300	420,843,200
Retirement of common stock			42,732,700	7,700,000
Stock repurchase program authorized amount	$ 1,500	$ 1,000	$ 12,000
Stock repurchased during period, shares			35,572,886	16,356,500
Stock repurchased during period, value			1,350	500
Stock repurchase program remaining authorized repurchase amount			$ 1,502