Unaudited Condensed Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2021	Feb. 29, 2020
Income Statement [Abstract]
Revenues	$ 10,357	$ 10,104	$ 32,194	$ 31,090
Cost of sales	5,638	5,631	17,887	17,202
Gross profit	4,719	4,473	14,307	13,888
Demand creation expense	711	870	2,117	2,769
Operating overhead expense	2,330	2,413	7,166	7,166
Total selling and administrative expense	3,041	3,283	9,283	9,935
Interest expense (income), net	64	12	199	39
Other (income) expense, net	(22)	297	18	223
Income before income taxes	1,636	881	4,807	3,691
Income tax expense	187	34	589	362
NET INCOME	$ 1,449	$ 847	$ 4,218	$ 3,329
Earnings per common share:
Basic (in dollars per share)	$ 0.92	$ 0.54	$ 2.68	$ 2.13
Diluted (in dollars per share)	$ 0.90	$ 0.53	$ 2.62	$ 2.09
Weighted average common shares outstanding:
Basic (in shares)	1,578.0	1,556.3	1,570.9	1,559.8
Diluted (in shares)	1,616.9	1,591.6	1,607.3	1,594.6