Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Property and Equipment, Net) (Details) New

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Significant Accounting Policies (Property and Equipment, Net) (Details) New (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jan. 28, 2012
Jan. 29, 2011
Significant Accounting Policies [Abstract]    
Estimated Useful Lives-Buildings (Years) 50  
Estimated Useful Lives-Furniture and Equipment (Years), Minimum 3  
Estimated Useful Lives-Furniture and Equipment (Years), Maximum 20  
Land $ 312 $ 315
Buildings 4,549 4,434
Furniture and equipment 2,173 2,271
Leasehold improvements 1,107 1,065
Accumulated depreciation (2,965) (2,854)
Property and equipment, net $ 5,176 $ 5,231