Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	May 31, 2021	May 31, 2020	May 31, 2019
Income Statement [Abstract]
Revenues	$ 44,538	$ 37,403	$ 39,117
Cost of sales	24,576	21,162	21,643
Gross profit	19,962	16,241	17,474
Demand creation expense	3,114	3,592	3,753
Operating overhead expense	9,911	9,534	8,949
Total selling and administrative expense	13,025	13,126	12,702
Interest expense (income), net	262	89	49
Other (income) expense, net	14	139	(78)
Income before income taxes	6,661	2,887	4,801
Income tax expense	934	348	772
NET INCOME	$ 5,727	$ 2,539	$ 4,029
Earnings per common share:
Basic (in dollars per share)	$ 3.64	$ 1.63	$ 2.55
Diluted (in dollars per share)	$ 3.56	$ 1.60	$ 2.49
Weighted average common shares outstanding:
Basic (in shares)	1,573.0	1,558.8	1,579.7
Diluted (in shares)	1,609.4	1,591.6	1,618.4