STOCKHOLDERS' EQUITY (DEFICIT) (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 31, 2023	Aug. 31, 2022
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	$ 849	$ 750
Cloud services and license support [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	111	91
Hardware [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	5	4
Services [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	34	25
Sales and marketing [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	135	124
Research and development [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	484	422
General and administrative [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	$ 80	$ 84