Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 28, 2018	Oct. 29, 2017	Oct. 28, 2018	Oct. 29, 2017
Income Statement [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 26,302	$ 25,026	$ 81,712	$ 77,021
Cost of sales	17,151	16,378	53,579	50,758
Gross profit	9,151	8,648	28,133	26,263
Operating expenses:
Selling, general and administrative	4,808	4,514	14,591	13,424
Depreciation and amortization	473	454	1,390	1,347
Total operating expenses	5,281	4,968	15,981	14,771
Operating income	3,870	3,680	12,152	11,492
Interest and other (income) expense:
Interest and investment income	(25)	(22)	(73)	(51)
Interest expense	249	269	782	788
Interest and other, net	224	247	709	737
Earnings before provision for income taxes	3,646	3,433	11,443	10,755
Provision for income taxes	779	1,268	2,666	3,904
Net earnings	$ 2,867	$ 2,165	$ 8,777	$ 6,851
Basic weighted average common shares	1,135	1,168	1,144	1,184
Basic earnings per share	$ 2.53	$ 1.85	$ 7.67	$ 5.79
Diluted weighted average common shares	1,141	1,174	1,150	1,190
Diluted earnings per share	$ 2.51	$ 1.84	$ 7.63	$ 5.76
Dividends declared per share	$ 1.03	$ 0.89	$ 3.09	$ 2.67