Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Stock Awards) (Details)

v3.6.0.2
Stock-Based Compensation (Stock Awards) (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Mar. 03, 2016
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock awards vested in period, aggregate market value   $ 30 $ 16 $ 4
Stock awards, aggregate grant date fair value   28 $ 27 $ 9
Deferred Compensation Liability, Current and Noncurrent   $ 10    
Phantom Share Units (PSUs) [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 1.8      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Maximum Award Settlement, Per Share $ 21.68      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Outstanding, Grant Date Fair Value   $ 6.45    
Restricted Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense   $ 38    
Weighted average period over which unrecognized compensation is expected to be recognized (years)   2 years