Unaudited Condensed Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2019	Nov. 30, 2018
Income Statement [Abstract]
Revenues	$ 10,326	$ 9,374	$ 20,986	$ 19,322
Cost of sales	5,782	5,269	11,571	10,820
Gross profit	4,544	4,105	9,415	8,502
Demand creation expense	881	910	1,899	1,874
Operating overhead expense	2,443	2,232	4,753	4,331
Total selling and administrative expense	3,324	3,142	6,652	6,205
Interest expense (income), net	12	14	27	25
Other (income) expense, net	(41)	(48)	(74)	5
Income before income taxes	1,249	997	2,810	2,267
Income tax expense	134	150	328	328
NET INCOME	$ 1,115	$ 847	$ 2,482	$ 1,939
Earnings per common share:
Basic (in dollars per share)	$ 0.71	$ 0.54	$ 1.59	$ 1.22
Diluted (in dollars per share)	$ 0.70	$ 0.52	$ 1.56	$ 1.19
Weighted average common shares outstanding:
Basic (in shares)	1,560.6	1,581.4	1,561.5	1,587.7
Diluted (in shares)	1,594.4	1,620.7	1,596.0	1,627.2