BASIS OF PRESENTATION, RECENT ACCOUNTING PRONOUNCEMENTS AND OTHER (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2023	Feb. 28, 2022	May 31, 2022
Equity Securities, FV-NI and without Readily Determinable Fair Value [Abstract]
Non-marketable debt investments and equity securities and related instruments	$ 2,100		$ 2,100		$ 1,200
Acquisition Related and Other Expenses [Abstract]
Transitional and other employee related costs	15	$ 2	52	$ 6
Business combination adjustments, net	2	5	10	8
Other, net	20	13	78	4,693
Total acquisition related and other expenses	37	20	140	4,707
Non-Operating Expenses, net [Abstract]
Interest income	90	16	180	56
Foreign currency losses, net	(55)	(29)	(181)	(109)
Noncontrolling interests in income	(41)	(42)	(120)	(131)
Losses from equity investments, net	(122)	(197)	(249)	(138)
Other losses, net	(6)	(63)	(16)	(26)
Total non-operating expenses, net	$ (134)	$ (315)	$ (386)	$ (348)