STOCKHOLDERS' DEFICIT (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 31, 2022	Aug. 31, 2021
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	$ 750	$ 545
Cloud services and license support [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	91	40
Hardware [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	4	3
Services [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	25	14
Sales and marketing [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	124	95
Research and development [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	422	344
General and administrative [Member]
Stock-based compensation expense and valuations of stock awards [Abstract]
Total stock-based compensation	$ 84	$ 49