Earnings Per Share (Computation of Basic and Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Apr. 30, 2022	May 01, 2021
Earnings Per Share [Abstract]
Net income and average number of shares outstanding	$ 286	$ 103
Net Income (Loss) Available to Common Stockholders, Basic	$ 286	$ 103
Basic earnings per share	$ 1.01	$ 0.33
Net Income (Loss) Available to Common Stockholders, Diluted	$ 286	$ 103
Diluted earnings per share	$ 0.98	$ 0.32
Weighted Average Number of Shares Issued, Basic	282.6	310.7
Shares to be issued under deferred compensation and other plans	1.0	0.9
Average number of shares outstanding, basic	283.6	311.6
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	7.3	7.0
Average number of shares outstanding, diluted	290.9	318.6