Consolidated Statements Of Income - USD ($) $ in Millions	12 Months Ended
	May 31, 2016	May 31, 2015	May 31, 2014
Income Statement [Abstract]
Revenues	$ 32,376	$ 30,601	$ 27,799
Cost of sales	17,405	16,534	15,353
Gross profit	14,971	14,067	12,446
Demand creation expense	3,278	3,213	3,031
Operating overhead expense	7,191	6,679	5,735
Total selling and administrative expense	10,469	9,892	8,766
Interest expense (income), net	19	28	33
Other (income) expense, net	(140)	(58)	103
Income before income taxes	4,623	4,205	3,544
Income tax expense	863	932	851
NET INCOME	$ 3,760	$ 3,273	$ 2,693
Earnings per common share:
Basic (in dollars per share)	$ 2.21	$ 1.90	$ 1.52
Diluted (in dollars per share)	2.16	1.85	1.49
Dividends declared per common share (in dollars per share)	$ 0.62	$ 0.54	$ 0.47