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NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Capitalized Software Costs (Details) - USD ($)
$ in Millions
12 Months Ended
Jan. 31, 2016
Feb. 01, 2015
Feb. 02, 2014
Capitalized Software Costs      
Property and equipment, net $ 326 $ 340  
Accumulated amortization 593 530  
Amortization cost 134 226 $ 246
Capitalized software      
Capitalized Software Costs      
Property and equipment, net 45 61  
Accumulated amortization 215 186  
Amortization cost $ 39 $ 40 $ 38
Capitalized software | Minimum      
Capitalized Software Costs      
Estimated useful life 3 years    
Capitalized software | Maximum      
Capitalized Software Costs      
Estimated useful life 7 years