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		6 Months Ended
	Aug. 04, 2018	Jul. 29, 2017	Aug. 04, 2018	Jul. 29, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue	$ 9,379	$ 8,940	$ 18,488	$ 17,468
Cost of goods sold	7,150	6,787	14,134	13,293
Gross profit	2,229	2,153	4,354	4,175
Operating income	335	321	600	621
Income tax expense	85	101	134	205
Net earnings	$ 244	$ 209	$ 452	$ 397
Basic earnings per share	$ 0.88	$ 0.69	$ 1.61	$ 1.29
Diluted earnings per share	$ 0.86	$ 0.67	$ 1.58	$ 1.27
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue	$ 9,368		$ 18,468
Cost of goods sold	7,138		14,111
Gross profit	2,230		4,357
Operating income	336		603
Income tax expense	85		135
Net earnings	$ 245		$ 454
Basic earnings per share	$ 0.88		$ 1.62
Diluted earnings per share	$ 0.86		$ 1.59
Difference between Revenue Guidance in Effect before and after Topic 606 [Member] | Adoption of ASU 2014-09
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue	$ 11		$ 20
Cost of goods sold	12		23
Gross profit	(1)		(3)
Operating income	(1)		(3)
Income tax expense	0		(1)
Net earnings	$ (1)		$ (2)
Basic earnings per share	$ 0		$ (0.01)
Diluted earnings per share	$ 0		$ (0.01)