LEGAL PROCEEDINGS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	Aug. 31, 2012	Nov. 30, 2010	May 31, 2013	May 31, 2011	Sep. 01, 2011
Derivative Litigations and Related Action (Narrative) [Abstract]
Derivative litigations and related action			While the outcome of the derivative litigations and the related action noted above cannot be predicted with certainty, we do not believe that the outcome of any of these matters, individually or in the aggregate, will result in losses that are materially in excess of amounts already recognized, if any.
Derivative litigations and related action tentative settlement			$ 1.9
Hewlett Packard Company Litigation (Narrative) [Abstract]
Hewlett Packard Company litigation inestimable loss			We cannot currently estimate a reasonably possible range of loss for this action.
Other Litigation (Narrative) [Abstract]
Other litigation			We are party to various other legal proceedings and claims, either asserted or unasserted, which arise in the ordinary course of business, including proceedings and claims that relate to acquisitions we have completed or to companies we have acquired or are attempting to acquire. While the outcome of these matters cannot be predicted with certainty, we do not believe that the outcome of any of these matters, individually or in the aggregate, will result in losses that are materially in excess of amounts already recognized, if any.
SAP Intellectual Property Litigation (Narrative) [Abstract]
Jury award from SAP intellectual property litigation				1,300
Court ordered judgment vacating jury award from SAP intellectual property litigation					1,300
Court held maximum amount of damages sustainable by the proof presented at trial and Oracle may accept as a remittitur					272
Benefit related to certain litigation	306		306
Recovery of legal costs		$ 120		$ 120