Earnings 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 earnings	$ 159	$ 265
Weighted-average common shares outstanding (in shares)	258.3	267.6
Dilutive effect of stock compensation plan awards	2.1	3.9
Weighted-average common shares outstanding, assuming dilution	260.4	271.5
Potential shares which were anti-dilutive and excluded from weighted-average share computations	0.6	0.8
Basic earnings per share	$ 0.61	$ 0.99
Diluted earnings per share	$ 0.61	$ 0.98