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Litigation and Other Charges (Schedule of Litigation and Other Charges) (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Feb. 02, 2019
Nov. 03, 2018
Aug. 04, 2018
May 05, 2018
Feb. 03, 2018
Oct. 28, 2017
Jul. 29, 2017
Feb. 02, 2019
Feb. 03, 2018
Jan. 28, 2017
Litigation and Other Charges [Abstract]                    
Pension litigation related charges         $ (128)     $ 18 $ 178  
Pension litigation charge $ 1 $ 2 $ 3 $ 12     $ 50 13 178  
Other intangible assets impairments               15    
Impairment of long-lived assets               4 20 $ 6
Reorganization costs           $ 13     13  
Total litigation and other charges               $ 37 $ 211 $ 6