Consolidated Balance Sheets (Parenthetical) (USD $)	Oct. 29, 2011	Jan. 29, 2011	Oct. 30, 2010
Preferred Stock, par value	$ 1	$ 1	$ 1
Preferred Stock, shares authorized	10,000,000	10,000,000	10,000,000
Preferred Stock, shares issued	0	0	0
Common Stock, par value	$ 0.5	$ 0.5	$ 0.5
Common Stock, shares authorized	1,000,000,000	1,000,000,000	1,000,000,000
Common Stock, shares issued	335,000,000	329,000,000	327,000,000
Common Stock, shares outstanding	297,000,000	321,000,000	321,000,000
Treasury Stock, shares	38,000,000	8,000,000	6,000,000