Shareholders' Equity (Changes In The Company's Common Stock Issued and Outstanding) (Details)	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Common stock, shares issued	495,038,500	495,038,500	495,038,500
Common stock, shares outstanding	423,341,300	420,843,200	420,083,800
Stock issued under stock plans	7,186,900	2,390,700	832,900
Deferred compensation plan distributions	89,400	165,900	56,600
Retirement of common stock	(7,700,000)
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
Repurchase Program [Member]
Stock repurchases	(16,356,500)	0	0
Other [Member]
Stock repurchases	(80,100)	(58,500)	(130,100)
Treasury Stock, Deferred Compensation Plans [Member]
Common stock, shares issued	(1,249,000)	(1,366,100)	(1,317,700)
Stock issued under stock plans	(87,200)	(48,800)	(105,000)
Deferred compensation plan distributions	89,400	165,900	56,600
Common stock, shares issued	(1,246,800)	(1,249,000)	(1,366,100)
Treasury Stock, Other [Member]
Common stock, shares issued	(70,448,200)	(72,829,200)	(73,637,000)
Stock issued under stock plans	7,274,100	2,439,500	937,900
Retirement of common stock	7,700,000
Common stock, shares issued	(71,910,700)	(70,448,200)	(72,829,200)
Treasury Stock, Other [Member] | Repurchase Program [Member]
Stock repurchases	(16,356,500)
Treasury Stock, Other [Member] | Other [Member]
Stock repurchases	(80,100)	(58,500)	(130,100)
Treasury Stock, Total [Member]
Common stock, shares issued	(71,697,200)	(74,195,300)	(74,954,700)
Stock issued under stock plans	7,186,900	2,390,700	832,900
Deferred compensation plan distributions	89,400	165,900	56,600
Retirement of common stock	7,700,000
Common stock, shares issued	(73,157,500)	(71,697,200)	(74,195,300)
Treasury Stock, Total [Member] | Repurchase Program [Member]
Stock repurchases	(16,356,500)	0	0
Treasury Stock, Total [Member] | Other [Member]
Stock repurchases	(80,100)	(58,500)	(130,100)