Restructuring and Management Transition Charges (Liability Activity) (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Oct. 29, 2016
Oct. 31, 2015
Oct. 29, 2016
Oct. 31, 2015
Home Office And Stores [Member]        
Restructuring Reserve [Roll Forward]        
January 30, 2016     $ 18  
Charges $ 2 $ 9 6 $ 38
Cash payments     (20)  
Non-cash     1  
October 29, 2016 5   5  
Management Transition [Member]        
Restructuring Reserve [Roll Forward]        
January 30, 2016     10  
Charges 0 3 3 10
Cash payments     (13)  
Non-cash     0  
October 29, 2016 0   0  
Other Restructuring And Management Transition [Member]        
Restructuring Reserve [Roll Forward]        
January 30, 2016     23  
Charges 0 2 8 5
Cash payments     (10)  
Non-cash     0  
October 29, 2016 21   21  
Total [Member]        
Restructuring Reserve [Roll Forward]        
January 30, 2016     51  
Charges 2 $ 14 17 $ 53
Cash payments     (43)  
Non-cash     1  
October 29, 2016 $ 26   $ 26