Unaudited Condensed Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Feb. 29, 2020	Feb. 28, 2019	Feb. 29, 2020	Feb. 28, 2019
Income Statement [Abstract]
Revenues	$ 10,104	$ 9,611	$ 31,090	$ 28,933
Cost of sales	5,631	5,272	17,202	16,092
Gross profit	4,473	4,339	13,888	12,841
Demand creation expense	870	865	2,769	2,739
Operating overhead expense	2,413	2,226	7,166	6,557
Total selling and administrative expense	3,283	3,091	9,935	9,296
Interest expense (income), net	12	12	39	37
Other (income) expense, net	297	(55)	223	(50)
Income before income taxes	881	1,291	3,691	3,558
Income tax expense	34	190	362	518
NET INCOME	$ 847	$ 1,101	$ 3,329	$ 3,040
Earnings per common share:
Basic (in dollars per share)	$ 0.54	$ 0.70	$ 2.13	$ 1.92
Diluted (in dollars per share)	$ 0.53	$ 0.68	$ 2.09	$ 1.87
Weighted average common shares outstanding:
Basic (in shares)	1,556.3	1,572.8	1,559.8	1,582.8
Diluted (in shares)	1,591.6	1,609.6	1,594.6	1,621.5