Land, Property And Equipment (Schedule Of Land, Buildings And Equipment) (Details) (USD $) In Millions, unless otherwise specified	Jan. 31, 2015	Feb. 01, 2014
Land, Property and Equipment [Line Items]
Land, property and equipment	$ 8,038	$ 7,344
Less: accumulated depreciation and amortization	(4,698)	(4,395)
Land, property and equipment, net	3,340	2,949
Land and land improvements [Member]
Land, Property and Equipment [Line Items]
Land, property and equipment	99	80
Buildings and building improvements [Member]
Land, Property and Equipment [Line Items]
Land, property and equipment	1,040	991
Leasehold improvements [Member]
Land, Property and Equipment [Line Items]
Land, property and equipment	2,510	2,330
Store fixtures and equipment [Member]
Land, Property and Equipment [Line Items]
Land, property and equipment	3,055	2,894
Capitalized software [Member]
Land, Property and Equipment [Line Items]
Land, property and equipment	739	628
Construction in progress [Member]
Land, Property and Equipment [Line Items]
Land, property and equipment	$ 595	$ 421