Quarterly report pursuant to Section 13 or 15(d)

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)

v2.4.0.6
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)
9 Months Ended
Jul. 31, 2012
years
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 1 129.13%
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 2 2.75%
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 3 5
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 4 0.00%