Condensed Consolidated Statements of Comprehensive Earnings - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 31, 2020	Nov. 02, 2019	Oct. 31, 2020	Nov. 02, 2019
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Net earnings (loss)	$ 53	$ 126	$ (723)	$ 304
Foreign currency translation adjustment	1	2	(12)	(1)
Post retirement plan adjustments, net of tax	2	0	5	0
Comprehensive net earnings (loss)	$ 56	$ 128	$ (730)	$ 303