XML 20 R46.htm IDEA: XBRL DOCUMENT

ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES Narrative (Details)	12 Months Ended
	May 31, 2012
Concentrations of Credit Risk [Narrative] [Abstract]
Customer Concentrations	No single customer accounted for 10% or more of our total revenues in fiscal 2012, 2011 or 2010.
Goodwill, Intangible Assets and Impairment Assessments [Abstract]
Goodwill and Intangible Assets Impairment Assessments	We did not recognize any goodwill or intangible asset impairment charges in fiscal 2012, 2011 or 2010.
Property, Plant and Equipment [Narrative] [Abstract]
Impairment of Property, Plant and Equipment	We did not recognize any significant property impairment charges in fiscal 2012, 2011 or 2010.
Research and Development [Abstract]
Research and Development Expense	Costs eligible for capitalization under ASC 985-20, Software-Costs of Software to be Sold, Leased or Marketed, were not material to our consolidated financial statements in fiscal 2012, 2011 or 2010.

Description of risks that arise due to the volume of business transacted with a particular customer. At a minimum, the description informs financial statement users of the general nature of the risk, but excludes "Information about Major Customers" that may be disclosed elsewhere (for instance, segment disclosures).

+ References+ Details