Quarterly Financial Data (Unaudited) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended																12 Months Ended
	Jan. 31, 2015		Nov. 01, 2014		Aug. 02, 2014		May 03, 2014		Feb. 01, 2014		Nov. 02, 2013		Aug. 03, 2013		May 04, 2013		Jan. 31, 2015	Feb. 01, 2014		Feb. 02, 2013
Quarterly Financial Data [Abstract]
Net Sales	$ 4,069		$ 2,319		$ 2,675		$ 2,391		$ 3,818		$ 2,171		$ 2,516		$ 2,268		$ 11,454	$ 10,773		$ 10,459
Gross Profit	1,835		947		1,044		982		1,642		857		989		941		4,808	4,429		4,386
Operating Income	957		284		376		336		863		211		358		311		1,953	1,743	[1]	1,573	[1]
Income Before Income Taxes	880		205		296		255		787		142		282		235		1,636	1,446		1,281
Net Income	$ 565		$ 132		$ 188		$ 157		$ 490		$ 92		$ 178		$ 143		$ 1,042	$ 903		$ 753
Net Income Per Basic Share	$ 1.93	[2]	$ 0.45	[2]	$ 0.65	[2]	$ 0.54	[2]	$ 1.69	[2]	$ 0.32	[2]	$ 0.62	[2]	$ 0.49	[2]	$ 3.57	$ 3.12		$ 2.60
Net Income Per Diluted Share	$ 1.89	[2]	$ 0.44	[2]	$ 0.63	[2]	$ 0.53	[2]	$ 1.65	[2]	$ 0.31	[2]	$ 0.61	[2]	$ 0.48	[2]	$ 3.50	$ 3.05		$ 2.54

[1] Assets are allocated to the operating segments based on decision making authority relevant to the applicable assets.

[2] Due to changes in stock prices during the year and timing of issuances and repurchases of shares, the cumulative total of quarterly net income per share amounts may not equal the net income per share for the year.