STOCKHOLDERS' DEFICIT (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2023	Feb. 28, 2022
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	$ 924	$ 674	$ 2,583	$ 1,900
Cloud services and license support [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	114	55	319	145
Hardware [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	5	4	13	11
Services [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	39	17	99	49
Sales and marketing [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	158	113	433	328
Research and development [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	517	421	1,448	1,188
General and administrative [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	$ 91	$ 64	$ 271	$ 179