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Note 2
9 Months Ended
Jul. 31, 2011
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
2.  For the three and nine months ended July 31, 2011, the Company’s total stock-based compensation expense was $1.5 million and $5.1 million, respectively, and $2.6 million and $7.1 million for the three and nine months ended July 31, 2010, respectively.  Included in this total stock-based compensation expense was the vesting of stock options of $1.1 million and $3.7 million for the three and nine months ended July 31, 2011, respectively, and $1.2 million and $3.7 million for the three and nine months ended July 31, 2010, respectively.