Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details 2)

v2.4.1.9
Summary of Significant Accounting Policies (Details 2) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jan. 31, 2015
Feb. 01, 2014
Feb. 02, 2013
Buildings      
Property and Equipment      
Estimated useful lives of assets 30 years    
Leasehold improvements      
Property and Equipment      
Estimated useful lives of assets 10 years    
Fixtures and equipment      
Property and Equipment      
Estimated useful lives of assets 8 years    
Computer equipment      
Property and Equipment      
Estimated useful lives of assets 5 years    
Capitalized Software Costs      
Property and Equipment      
Estimated useful lives of assets 5 years    
Unamortized capitalized software costs $ 87us-gaap_CapitalizedComputerSoftwareNet
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareAndSoftwareDevelopmentCostsMember
$ 91us-gaap_CapitalizedComputerSoftwareNet
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareAndSoftwareDevelopmentCostsMember
 
Amortization of capitalized software costs $ 40us-gaap_CapitalizedComputerSoftwareAmortization
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareAndSoftwareDevelopmentCostsMember
$ 46us-gaap_CapitalizedComputerSoftwareAmortization
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareAndSoftwareDevelopmentCostsMember
$ 36us-gaap_CapitalizedComputerSoftwareAmortization
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareAndSoftwareDevelopmentCostsMember
Capitalized Software Costs | Minimum      
Property and Equipment      
Estimated useful lives of assets 1 year    
Capitalized Software Costs | Maximum      
Property and Equipment      
Estimated useful lives of assets 5 years