Earnings (Loss) Per Share (Computation of Basic and Diluted Earnings (Loss) Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	May 01, 2021	May 02, 2020
Earnings Per Share [Abstract]
Net income (loss)	$ 103	$ (3,581)
Net Income (Loss) Available to Common Stockholders, Basic	$ 103	$ (3,581)
Basic earnings (loss) per share	$ 0.33	$ (11.53)
Net Income (Loss) Available to Common Stockholders, Diluted	$ 103	$ (3,581)
Diluted earnings (loss) per share	$ 0.32	$ (11.53)
Weighted Average Number of Shares Issued, Basic	310.7	309.7
Shares to be issued under deferred compensation and other plans	0.9	0.9
Average number of shares outstanding, basic	311.6	310.6
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	7.0	0.0
Average number of shares outstanding, diluted	318.6	310.6