Shareholders' Equity (Details Textual) (USD $) Share data in Millions, unless otherwise specified	3 Months Ended				6 Months Ended					3 Months Ended				6 Months Ended				1 Months Ended	3 Months Ended	1 Months Ended	3 Months Ended		6 Months Ended
	Aug. 02, 2013		Aug. 03, 2012		Aug. 02, 2013		Aug. 03, 2012		Feb. 01, 2013	Aug. 02, 2013 Share Repurchase Program [Member]		Aug. 03, 2012 Share Repurchase Program [Member]		Aug. 02, 2013 Share Repurchase Program [Member]		Aug. 03, 2012 Share Repurchase Program [Member]		Feb. 28, 2013 Share Repurchase Program [Member] February 2013 Accelerated Share Repurchase Agreement [Member]	Aug. 02, 2013 Share Repurchase Program [Member] February 2013 Accelerated Share Repurchase Agreement [Member]	May 31, 2013 Share Repurchase Program [Member] May 2013 Accelerated Share Repurchase Agreement [Member]	Aug. 02, 2013 Share Repurchase Program [Member] May 2013 Accelerated Share Repurchase Agreement [Member]	Aug. 02, 2013 Share Repurchase Program [Member] Open market purchases [Member]	Aug. 02, 2013 Share Repurchase Program [Member] Open market purchases [Member]
Shareholders' Equity
Share Repurchase Program, Authorized Amount									$ 5,000,000,000
Remaining Share Repurchases Authorization	3,000,000,000				3,000,000,000
Share Repurchases
Share repurchases, value	$ 1,005,000,000	[1]	$ 1,003,000,000	[1]	$ 2,051,000,000	[2]	$ 2,793,000,000	[2]		$ 1,003,000,000	[1]	$ 1,000,000,000	[1]	$ 2,013,000,000	[2]	$ 2,750,000,000	[2]	$ 1,000,000,000		$ 750,000,000		$ 253,000,000	$ 263,000,000
Share repurchases, shares	27.2		36.9		51.6		96.2			27.1		36.8		50.6		94.7		23.2	2.8	14.9	3.6	5.9	6.2

[1] Reductions of $863 million and $921 million were recorded to retained earnings, after capital in excess of par value was depleted, for the three months ended August 2, 2013 and August 3, 2012, respectively.

[2] Reductions of $1.8 billion and $2.6 billion were recorded to retained earnings, after capital in excess of par value was depleted, for the six months ended August 2, 2013 and August 3, 2012, respectively.