Nature Of Operations And Summary Of Significant Accounting Policies (Activity In The Allowance For Sales Returns, Net) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 31, 2015		Feb. 01, 2014		Feb. 02, 2013
Accounting Policies [Abstract]
Allowance at beginning of year	$ 128		$ 116		$ 103
Additions	2,129		1,880		1,724
Returns, net	(2,097)	[1]	(1,868)	[1]	(1,711)	[1]
Allowance at end of year	$ 160		$ 128		$ 116

[1] Returns, net consist of actual returns offset by the value of the merchandise returned and any related sales commission.