Earnings/(Loss) per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	May 02, 2020	May 04, 2019
Earnings Per Share [Abstract]
Net income/(loss)	$ (546)	$ (154)
Weighted average common shares outstanding (basic shares)	323.7	317.7
Stock options and restricted stock awards	0.0	0.0
Weighted average shares assuming dilution (diluted shares)	323.7	317.7
Basic (in dollars per share)	$ (1.69)	$ (0.48)
Diluted (in dollars per share)	$ (1.69)	$ (0.48)
Stock options and restricted stock awards	20.1	22.5
Document Period End Date	May 02, 2020