Unaudited Condensed Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2019	Feb. 28, 2018
Income Statement [Abstract]
Revenues	$ 9,611	$ 8,984	$ 28,933	$ 26,608
Cost of sales	5,272	5,046	16,092	15,030
Gross profit	4,339	3,938	12,841	11,578
Demand creation expense	865	862	2,739	2,594
Operating overhead expense	2,226	1,905	6,557	5,797
Total selling and administrative expense	3,091	2,767	9,296	8,391
Interest expense (income), net	12	13	37	42
Other (income) expense, net	(55)	(1)	(50)	35
Income before income taxes	1,291	1,159	3,558	3,110
Income tax expense	190	2,080	518	2,314
NET INCOME (LOSS)	$ 1,101	$ (921)	$ 3,040	$ 796
Earnings (loss) per common share:
Basic (in dollars per share)	$ 0.70	$ (0.57)	$ 1.92	$ 0.49
Diluted (in dollars per share)	$ 0.68	$ (0.57)	$ 1.87	$ 0.48
Weighted average common shares outstanding:
Basic (in shares)	1,572.8	1,623.5	1,582.8	1,629.9
Diluted (in shares)	1,609.6	1,623.5	1,621.5	1,665.7