Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jul. 29, 2018	Jul. 30, 2017	Jul. 29, 2018	Jul. 30, 2017
Income Statement [Abstract]
Net sales	$ 30,463	$ 28,108	$ 55,410	$ 51,995
Cost of sales	20,098	18,647	36,428	34,380
Gross profit	10,365	9,461	18,982	17,615
Operating expenses:
Selling, general and administrative	5,004	4,549	9,783	8,910
Depreciation and amortization	460	449	917	893
Total operating expenses	5,464	4,998	10,700	9,803
Operating income	4,901	4,463	8,282	7,812
Interest and other (income) expense:
Interest and investment income	(26)	(16)	(48)	(29)
Interest expense	272	265	533	519
Interest and other, net	246	249	485	490
Earnings before provision for income taxes	4,655	4,214	7,797	7,322
Provision for income taxes	1,149	1,542	1,887	2,636
Net earnings	$ 3,506	$ 2,672	$ 5,910	$ 4,686
Basic weighted average common shares	1,144	1,183	1,148	1,191
Basic earnings per share	$ 3.06	$ 2.26	$ 5.15	$ 3.93
Diluted weighted average common shares	1,149	1,189	1,154	1,197
Diluted earnings per share	$ 3.05	$ 2.25	$ 5.12	$ 3.91
Dividends declared per share	$ 1.03	$ 0.89	$ 2.06	$ 1.78