XML 37 R8.htm IDEA: XBRL DOCUMENT

Short-Term Investments	3 Months Ended
Short-Term Investments	Oct. 31, 2012
Short-Term Investments [Abstract]
Short-Term Investments	Note B – Short-Term Investments All short-term investments are time deposits and have original maturities in excess of three months but not more than twelve months. The Company had $84.2 million and $92.4 million in short-term investments as of October 31, 2012 and July 31, 2012, respectively.