Basis of Presentation Schedule of Impact of ASU 2014-09 on Condensed Consolidated Statements of Earnings (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	May 05, 2018	Apr. 29, 2017
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	$ 9,109	$ 8,528
Cost of goods sold	6,984	6,506
Gross profit	2,125	2,022
Operating income	265	300
Income tax expense	49	104
Net earnings	$ 208	$ 188
Basic earnings per share	$ 0.74	$ 0.61
Diluted earnings per share	$ 0.72	$ 0.60
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	$ 9,100
Cost of goods sold	6,973
Gross profit	2,127
Operating income	267
Income tax expense	50
Net earnings	$ 209
Basic earnings per share	$ 0.74
Diluted earnings per share	$ 0.73
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	$ 9
Cost of goods sold	11
Gross profit	(2)
Operating income	(2)
Income tax expense	(1)
Net earnings	$ (1)
Basic earnings per share	$ 0.00
Diluted earnings per share	$ (0.01)