DEFERRED REVENUES (Details) (USD $) In Millions, unless otherwise specified	Aug. 31, 2013	May 31, 2013
Deferred Revenues [Line Items]
Deferred revenues, current	$ 8,524	$ 7,118
Deferred revenues, non-current (in other non-current liabilities)	347	312
Total deferred revenues	8,871	7,430
Software license updates and product support [Member]
Deferred Revenues [Line Items]
Deferred revenues, current	7,073	5,705
Hardware systems support and other [Memeber]
Deferred Revenues [Line Items]
Deferred revenues, current	783	706
Services [Member]
Deferred Revenues [Line Items]
Deferred revenues, current	390	381
New software licenses and cloud software subscriptions [Member]
Deferred Revenues [Line Items]
Deferred revenues, current	$ 278	$ 326