Shareholders' Equity (Changes In The Company's Common Stock Issued and Outstanding) (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Common stock, shares issued	(487,338,500)	(495,038,500)	(495,038,500)
Common stock, shares outstanding	414,181,000	423,341,300	420,843,200
Stock issued under stock plans	(10,235,900)	(7,186,900)	(2,390,700)
Deferred compensation plan distributions	126,500	89,400	165,900
Retirement of common stock	(42,732,700)	(7,700,000)
Common stock, shares issued	(444,605,800)	(487,338,500)	(495,038,500)
Common stock, shares outstanding	387,701,100	414,181,000	423,341,300
Balance	$ (6,051)	$ (5,933)	$ (5,530)	$ (4,653)
Other comprehensive income	(130)	331	(23)
Accumulated Other Comprehensive Income (Loss) [Member]
Balance	931	1,061	730	753
Other comprehensive income	(130)	331	(23)
Repurchase Program [Member]
Stock repurchases	(35,572,900)	(16,356,500)	0
Other [Member]
Stock repurchases	(1,269,400)	(80,100)	(58,500)
Treasury Stock, Deferred Compensation Plans [Member]
Common stock, shares issued	(1,246,800)	(1,249,000)	(1,366,100)
Stock issued under stock plans	(89,200)	(87,200)	(48,800)
Deferred compensation plan distributions	126,500	89,400	165,900
Common stock, shares issued	(1,209,500)	(1,246,800)	(1,249,000)
Treasury Stock, Other [Member]
Common stock, shares issued	(71,910,700)	(70,448,200)	(72,829,200)
Stock issued under stock plans	(10,325,100)	(7,274,100)	(2,439,500)
Retirement of common stock	(42,700,000)	(7,700,000)
Common stock, shares issued	(55,695,200)	(71,910,700)	(70,448,200)
Treasury Stock, Other [Member] | Repurchase Program [Member]
Stock repurchases	(35,572,900)	(16,356,500)
Treasury Stock, Other [Member] | Other [Member]
Stock repurchases	(1,269,400)	(80,100)	(58,500)
Treasury Stock [Member]
Common stock, shares issued	(73,157,500)	(71,697,200)	(74,195,300)
Stock issued under stock plans	(10,235,900)	(7,186,900)	(2,390,700)
Deferred compensation plan distributions	126,500	89,400	165,900
Retirement of common stock	(42,732,700)	(7,700,000)
Common stock, shares issued	(56,904,700)	(73,157,500)	(71,697,200)
Treasury Stock [Member] | Repurchase Program [Member]
Stock repurchases	(35,572,900)	(16,356,500)	0
Treasury Stock [Member] | Other [Member]
Stock repurchases	(1,269,400)	(80,100)	(58,500)
Marketable Securities [Member]
Other comprehensive income	0	10	(5)
Marketable Securities [Member] | Accumulated Other Comprehensive Income (Loss) [Member]
Balance	0	0	(10)	(5)
Post Employment and Postretirement Benefit Plans [Member]
Other comprehensive income	(130)	321	(18)
Post Employment and Postretirement Benefit Plans [Member] | Accumulated Other Comprehensive Income (Loss) [Member]
Balance	$ 931	$ 1,061	$ 740	$ 758