STOCKHOLDERS' EQUITY (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 31, 2024	Aug. 31, 2023
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	$ 1,007	$ 849
Cloud services and license support [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	141	111
Hardware [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	6	5
Services [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	43	34
Sales and marketing [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	162	135
Research and development [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	569	484
General and administrative [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	$ 86	$ 80