ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Millions	12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2021
Acquisition Related and Other Expenses [Abstract]
Transitional and other employee related costs	$ 77	$ 10	$ 5
Business combination adjustments, net	10	9	4
Other, net	103	4,694	129
Total acquisition related and other expenses	190	4,713	138
Non-Operating (Expenses) Income, net [Abstract]
Interest income	285	94	101
Foreign currency losses, net	(249)	(199)	(112)
Noncontrolling interests in income	(165)	(184)	(180)
(Losses) gains from equity investments, net	(327)	(147)	262
Other (losses) gains, net	(6)	(86)	211
Total non-operating (expenses) income, net	$ (462)	$ (522)	$ 282