Consolidated Statements of Financial Position (Parenthetical) (USD $) In Millions, except Per Share data, unless otherwise specified	Feb. 03, 2012	Jan. 28, 2011
Stockholders' equity:
Common stock and capital in excess, par value	$ 0.01	$ 0.01
Common stock and capital in excess, shares authorized	7,000	7,000
Common stock and capital in excess, shares issued	3,390	3,369
Common stock and capital in excess, shares outstanding	1,761	1,918
Treasury stock at cost, shares	1,154	976