Unaudited Condensed Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2021	Nov. 30, 2020
Income Statement [Abstract]
Revenues	$ 11,357	$ 11,243	$ 23,605	$ 21,837
Cost of sales	6,144	6,396	12,696	12,249
Gross profit	5,213	4,847	10,909	9,588
Demand creation expense	1,017	729	1,935	1,406
Operating overhead expense	2,742	2,538	5,396	4,836
Total selling and administrative expense	3,759	3,267	7,331	6,242
Interest expense (income), net	55	70	112	135
Other (income) expense, net	(102)	54	(141)	40
Income before income taxes	1,501	1,456	3,607	3,171
Income tax expense	164	205	396	402
NET INCOME	$ 1,337	$ 1,251	$ 3,211	$ 2,769
Earnings per common share:
Basic (in dollars per share)	$ 0.84	$ 0.80	$ 2.03	$ 1.77
Diluted (in dollars per share)	$ 0.83	$ 0.78	$ 1.98	$ 1.73
Weighted average common shares outstanding:
Basic (in shares)	1,582.4	1,573.0	1,582.2	1,567.4
Diluted (in shares)	1,617.4	1,609.5	1,618.5	1,601.9