Business and Summary of Accounting Policies Property and Equipment (Details) (USD $) In Millions, unless otherwise specified	Feb. 01, 2014	Feb. 02, 2013
Property, Plant and Equipment [Line Items]
Land	$ 1,095	$ 1,089
Store fixtures and equipment	2,147	2,517
Construction in progress	291	200
Total property and equipment, at cost	14,124	13,980
Less accumulated depreciation	(5,379)	(5,108)
Property and equipment, net	8,745	8,872
Owned
Property, Plant and Equipment [Line Items]
Buildings and improvements:	7,713	7,575
Leased
Property, Plant and Equipment [Line Items]
Buildings and improvements:	1,845	1,820
Computer Hardware And Software
Property, Plant and Equipment [Line Items]
Store fixtures and equipment	$ 1,033	$ 779